in his own words, Lassiter is running a seam and the play is designed to go to JoJo on the dig route that cuts underneath Lassiter's seam. But if you watch the play, the Okie St defender pushes Lassiter off his seam route and Lassiter more or less stops for a second thinking he's out of the play. JoJo's dig route ends up being over Lassiter instead of underneath......and then magic happens