MIAMI -- Nick Bosa is likely to be named the NFL's Defensive Rookie of the Year on Saturday, but the 49ers' edge rusher already owns one unofficial title. "He's probably the lowest-maintenance superstar in the league right now," cornerback Richard Sherman. Of course, part of that could be because Bosa, 22, is the team's youngest player and remains in his first season. However, Sherman indicated Bosa's demeanor hasn't changed while his stature has grown considerably this season. Bosa, the No. 2 pick, has 12 sacks, including three in two playoff games. "The guy doesn't care where he's sitting," Sherman said. "He doesn't care where his locker is. He doesn't care about if his pants are too big. 'Did they give me the new cleats?' He just straps it up and he goes out there and puts on a show. "And that's what you really appreciate about him. He's probably the most talented player to come out of the draft in 10, 15 years. And you'd never know it when you meet the kid. He's so humble. He's so down to earth. 'What do you need from me? What do you want me to do?'" Injury report: Running back Tevin Coleman, who suffered a dislocated shoulder on Jan. 19 in the NFC Championship Game, is among...