"I always watch the returns on the Jumbotron; it provides a better perspective for me. Obviously, I lost my placement as he broke free, and saw at the last second how close I was to the field of play."
The replay clearly shows Tomlin shifting his eyes from the video board to Jones, hopping out of the way just in time.
http://www.nfl.com/news/story/0ap2000000289515/article/mike-tomlin-narrowly-misses-jacoby-jones-on-return