San Diego Chargers tackle Ed White, who...

San Diego Chargers tackle Ed White, who played an NFL-record (for an offensive lineman) 241 games, retired after 17 pro seasons because of a bad right knee.

“Physically, I’m just not able to do it,” he said. “I was at a picnic with my family a few weeks ago and I was playing softball and had to let my 9-year-old daughter run to first base for me.”

White, 39, will stay with the Chargers as an assistant line coach.