By Aaron Bearden, Motorsports Editor
NASCAR Camping World Truck Series
Practice 2
Johnny Sauter led the way in the final Truck Series practice of the weekend at Las Vegas Motor Speedway.
Sauter’s 179.319-mph. lap early in the session served as the quickest time in the tour’s final set of track time before qualifying for Friday’s Stratosphere 200. The 2016 Truck champion is looking for his second win of 2018 after claiming the season-opening event at Daytona International Speedway.
Brett Moffitt followed in second with a speed of 179.081 mph, placing the winners of the opening two races atop the charts to end the day. .
Noah Gragson (178.903 mph), Stewart Friesen (178.678 mph) and Kyle Busch (178.483 mph) rounded out the top five, with Grant Enfinger (178.277 mph), Matt Crafton (178.106 mph), John Hunter Nemechek (177.901 mph), Ben Rhodes (177.608 mph) and Justin Marks (177.014 mph) making up the back half of the top 10.
The session ran relatively quietly, though 30 participants made their way to the track during the 50 minutes of allotted practice time. The caution flag flew just once when Scott Stenzel’s No. 63 Chevrolet stalled on-track in the final minutes.
The Truck Series will return to the 1.5-mile Las Vegas oval for qualifying on Friday at 6:05 p.m. ET.
Practice 2 Results
| Pos. | Car No. | Driver | Manu. | Behind | Laps | Best Time | Best Speed |
| 1 | 21 | Johnny Sauter | Chevrolet | — | 36 | 30.114 | 179.319 |
| 2 | 16 | Brett Moffitt | Toyota | 0.04 | 13 | 30.154 | 179.081 |
| 3 | 18 | Noah Gragson | Toyota | 0.07 | 31 | 30.184 | 178.903 |
| 4 | 52 | Stewart Friesen | Chevrolet | 0.108 | 15 | 30.222 | 178.678 |
| 5 | 51 | Kyle Busch(i) | Toyota | 0.141 | 40 | 30.255 | 178.483 |
| 6 | 98 | Grant Enfinger | Ford | 0.176 | 24 | 30.29 | 178.277 |
| 7 | 88 | Matt Crafton | Ford | 0.205 | 31 | 30.319 | 178.106 |
| 8 | 8 | John H. Nemechek(i) | Chevrolet | 0.24 | 29 | 30.354 | 177.901 |
| 9 | 41 | Ben Rhodes | Ford | 0.29 | 35 | 30.404 | 177.608 |
| 10 | 54 | Justin Marks(i) | Toyota | 0.392 | 33 | 30.506 | 177.014 |
| 11 | 25 | Dalton Sargeant # | Chevrolet | 0.421 | 24 | 30.535 | 176.846 |
| 12 | 4 | Spencer Davis | Toyota | 0.444 | 24 | 30.558 | 176.713 |
| 13 | 13 | Myatt Snider # | Ford | 0.465 | 26 | 30.579 | 176.592 |
| 14 | 45 | Justin Fontaine | Chevrolet | 0.47 | 25 | 30.584 | 176.563 |
| 15 | 24 | Justin Haley | Chevrolet | 0.497 | 29 | 30.611 | 176.407 |
| 16 | 2 | Cody Coughlin | Chevrolet | 0.521 | 39 | 30.635 | 176.269 |
| 17 | 2 | Austin Hill | Chevrolet | 0.714 | 11 | 30.828 | 175.165 |
| 18 | 3 | Jordan Anderson | Chevrolet | 0.844 | 19 | 30.958 | 174.43 |
| 19 | 22 | Austin Self | Chevrolet | 0.971 | 31 | 31.085 | 173.717 |
| 20 | 87 | Joe Nemechek | Chevrolet | 1.03 | 2 | 31.144 | 173.388 |
| 21 | 20 | Michel Disdier | Chevrolet | 1.67 | 15 | 31.784 | 169.897 |
| 22 | 15 | Robby Lyons | Chevrolet | 1.88 | 22 | 31.994 | 168.782 |
| 23 | 83 | Bayley Currey | Chevrolet | 2.052 | 8 | 32.166 | 167.879 |
| 24 | 33 | Josh Reaume | Toyota | 2.06 | 12 | 32.174 | 167.837 |
| 25 | 10 | Jennifer Jo Cobb | Chevrolet | 2.293 | 16 | 32.407 | 166.631 |
| 26 | 74 | Mike Harmon(i) | Chevrolet | 3.446 | 2 | 33.56 | 160.906 |
| 27 | 63 | Scott Stenzel | Chevrolet | 6.232 | 1 | 36.346 | 148.572 |
| 28 | 1 | Tommy Regan | Chevrolet | 6.828 | 1 | 36.942 | 146.175 |
| 29 | 0 | Mike Senica | Chevrolet | 9.712 | 11 | 39.826 | 135.59 |
| 30 | 50 | BJ McLeod(i) | Chevrolet | 11.212 | 1 | 41.326 | 130.668 |
Practice 1
Justin Marks’ first NASCAR Camping World Truck Series race weekend of 2018 began at the top of the charts.
Marks laid down a 178.141-mph lap to top the opening practice session for the Stratosphere 200 at Las Vegas Motor Speedway. The lap came on one of 21 circuits completed by the Mid-Ohio Sports Car Course XFINITY Series winner in the DGR-Crosley No. 54 Toyota.
Atlanta Motor Speedway winner Brett Moffitt followed in second with a speed of 178.118 mph. Noah Gragson (177.954 mph), Johnny Sauter (177.942 mph) and Kyle Busch (177.672 mph) completed the top five, with Ben Rhodes (177.509 mph), Stewart Friesen (177.136 mph), Austin Hill (176.985 mph), Grant Enfinger (176.887 mph) and Spencer Davis (176.742 mph) rounding out the top 10.
The practice was completed without incident, with 24 trucks setting a time during the session. All but five of the competitors ran 10 or more laps, with Gragson completing a field-high 31 laps.
Eight drivers ran 10 or more laps in one practice run. Fastest among them was defending Las Vegas winner Rhodes, with an average speed of 175.189 mph.
The Truck Series field will return for a second practice session at 7:05 p.m. ET.
Practice 1 Results
| Pos. | Car No. | Driver | Manu. | Behind | Laps | Best Time | Best Speed |
| 1 | 54 | Justin Marks | Toyota | — | 21 | 30.313 | 178.141 |
| 2 | 16 | Brett Moffitt | Toyota | 0.004 | 18 | 30.317 | 178.118 |
| 3 | 18 | Noah Gragson | Toyota | 0.032 | 31 | 30.345 | 177.954 |
| 4 | 21 | Johnny Sauter | Chevrolet | 0.034 | 23 | 30.347 | 177.942 |
| 5 | 51 | Kyle Busch | Toyota | 0.080 | 27 | 30.393 | 177.672 |
| 6 | 41 | Ben Rhodes | Ford | 0.108 | 19 | 30.421 | 177.509 |
| 7 | 52 | Stewart Friesen | Chevrolet | 0.172 | 19 | 30.485 | 177.136 |
| 8 | 02 | Austin Hill | Chevrolet | 0.198 | 15 | 30.511 | 176.985 |
| 9 | 98 | Grant Enfinger | Ford | 0.215 | 23 | 30.528 | 176.887 |
| 10 | 4 | Spencer Davis | Toyota | 0.240 | 24 | 30.553 | 176.742 |
| 11 | 88 | Matt Crafton | Ford | 0.255 | 17 | 30.568 | 176.655 |
| 12 | 2 | Cody Coughlin | Chevrolet | 0.299 | 25 | 30.612 | 176.401 |
| 13 | 8 | John Hunter Nemechek | Chevrolet | 0.304 | 13 | 30.617 | 176.373 |
| 14 | 25 | Dalton Sargeant | Chevrolet | 0.547 | 23 | 30.860 | 174.984 |
| 15 | 24 | Justin Haley | Chevrolet | 0.573 | 18 | 30.886 | 174.836 |
| 16 | 45 | Justin Fontaine | Chevrolet | 0.657 | 23 | 30.970 | 174.362 |
| 17 | 13 | Myatt Snider | Ford | 0.788 | 6 | 31.101 | 173.628 |
| 18 | 49 | Wendell Chavous | Chevrolet | 0.941 | 11 | 31.254 | 172.778 |
| 19 | 22 | Austin Wayne Self | Chevrolet | 0.954 | 10 | 31.267 | 172.706 |
| 20 | 3 | Jordan Anderson | Chevrolet | 2.173 | 3 | 32.486 | 166.225 |
| 21 | 15 | Robby Lyons | Chevrolet | 3.192 | 3 | 33.505 | 161.170 |
| 22 | 20 | Michel Disdier | Chevrolet | 4.392 | 10 | 34.705 | 155.597 |
| 23 | 10 | Jennifer Jo Cobb | Chevrolet | 4.482 | 6 | 34.795 | 155.195 |
| 24 | 6 | Norm Benning | Chevrolet | 6.989 | 1 | 37.302 | 144.764 |