Ali Marpet has announced his retirement at the age of 28. (Mike Ehrmann/Getty Images) ( JTA ) — Ali Marpet, who won a Super Bowl protecting Tom Brady as an offensive lineman for the Tampa Bay Buccaneers, announced his retirement on Sunday via Instagram. Marpet’s announcement was widely received as a shock around the football world. The 28-year-old is coming off his first selection to the Pro Bowl, the NFL’s all-star game, and was due to earn $10 million in 2022. Tampa Bay coach Bruce Arians was among those surprised by the news. In his announcement post, Marpet expressed gratitude...