Wochit News - 49ers inside linebacker Navorro Bowman will be active for Saturday's preseason opener.It will be Bowman's first live action since he tore up his knee in the 2014 NFC Championship Game. It's a rare sliver of good news for a team that's watched an otherworldly amount of talent go out the door this offseason. Bowman will likely only play a series or two on Saturday, but he's locked and loaded for Week 1.