abc s will carr is in the storm zone tonight. reporter: tonight, dangerous conditions pounding the west coast. oh, man. reporter: more than two dozen cars and semis colliding on the 15 freeway. somebody is really hurt right there. it appears there might have been a light rain up here at the same time as the fog, and speed is usually a factor when you get these type of pileups. reporter: at least 30 people injured. families stuck for hours. the weather triggering mandatory evacuations. the fear, hillsides scorched by record-setting fires could crumble and turn into deadly mudslides. part of one home already pushed off its foundation in encino. to the north, 50-mile-per-hour winds whipping in whiteout conditions. this plane, stuck in a wheelie, the tail covered in more than 16 inches of snow. david, tonight we are under a flash flood watch. and those charred hillsides next to me are saturated and could come down at any point, bringing boulders like this down with them. and we
back now with our index, and disturbing video released of a deadly police confrontation in richmond, virginia. the bodycamera footage showing 24-year-old marcus peters earlier this month, dashing naked into highway traffic. peters then lunging toward the officer, refusing commands. the officer first tases him, and opens fire. peters did not survive. police say they are releasing the video to explain why deadly force was used. also tonight, the highway inferno slowing the getaway. look at this. drivers stopped in their tracks on interstate 10 in phoenix. two semis colliding and burst into flames. no one was injured, but traffic backed up for miles. and a different kind of prom crasher in new jersey. the prom for this high school ending early when their party yacht, the cornucopia destiny, came in too fast into a pier in