Why Rose Bowl refs reviewed and overturned this USC pass interference flag

It's a clean, clever play, and officials eventually called it right for a USC touchdown. USC receiver Deontay Burnett scored a touchdown at the Rose Bowl on Monday on a pick play. That's often illegal, but in this case, it's not. USC receiver JuJu Smith-Schuster (No. 9) ran a slant pattern that doubled as a way to obstruct Penn State cornerback Christian Campbell (No. 1), freeing up Burnett to score. On the surface, it looks like offensive pass interference by Smith-Schuster. A flag initially ca...