Racing Positions2018 San Francisco 49ers starters, 53-man roster, schedule prediction8YNick WagonerTo cut the body fat, 49ers' Joshua Garnett had to get his mind right8YNick WagonerOffensive line, edge rusher, cornerback among 49ers' top needs heading toward offseason8YNick WagonerSlew of injuries further complicating 49ers' rebuilding efforts8YNick WagonerSecondary a concern for 49ers but front seven could balance it out9YNick WagonerSan Francisco 49ers taking long view with initial 53-man roster9YNick Wagoner49ers hope new start for Laken Tomlinson will bolster offensive line9YNick Wagoner49ers defensive end Aaron Lynch leaves practice with apparent injury9YNick WagonerO-line, backup QB among positions to watch as 49ers open preseason9YNick Wagoner49ers' Ray-Ray Armstrong takes turn with starters at weakside LB9YNick Wagoner