Kyle Larson tops Vegas Cup practice; Burton crashes

Larson posted the fastest average lap speed of 184.407 mph in the first 20-minute session. The top overall speeds all came from the first session on the track.
Team Penske teammates Ryan Blaney (183.973 mph) and Joey Logano (183.942 mph) were second and third, respectively.
Chris Buescher and William Byron rounded out the top-five. Bubba Wallace, fastest in the second 20-minute session, was …Keep reading