Filed under: Videos 49ers Rookie Marcus Lattimore on Alcatraz, Recovery from Knee Injury (2013 NFLPA Rookie Premiere) By Danny Kelly Jun 17, 2013, 2:05pm PDT / new Share this story Share this on Facebook Share this on Twitter Share All sharing options Share All sharing options for: 49ers Rookie Marcus Lattimore on Alcatraz, Recovery from Knee Injury (2013 NFLPA Rookie Premiere) Reddit Pocket Flipboard Email At the 2013 NFLPA Rookie Premiere, San Francisco 49ers rookie running back Marcus Lattimore speaks with SB Nation's Dan Rubenstein about the status of his knee, life in the Bay Area, and his celebrity crush.