He's some good shots of the first interceptions:
Stevie was wide open, look at the soft coverage by Revis
Here's a look at the pocket and what Fitz is seeing
Overall, the protection was there. As said earlier and what you can't see here is Fitz pats the ball, instead of getting rid of it the instant Johnson is cutting out in his route. It's a really really late throw, Stevie is nearly out of bounds when the ball gets there.