Intentional cautions take spotlight in NASCAR playoffs

There's two spots left to claim in next week's title-deciding race and six drivers jockeying for the position and an added wrinkle headed into Sunday at ISM Raceway outside Phoenix is a brewing controversy over drivers deliberately spinning the last two weeks and altering the outcome of others' races. 

Chase Elliott wins playoff race at Charlotte in scorching heat

Alex Bowman had just advanced to the second round of NASCAR's playoffs, climbed from his car and slumped to the ground, dehydrated and overcome by the heat. As he was receiving medical attention, Bubba Wallace approached him and angrily splashed liquid in Bowman's face.