First-round draft choice Mykel Williams isn't the only player San Francisco is counting on to make an immediate impact ...

Former linebacker Julian Peterson announces the San Francisco 49ers' selection of defensive tackle Alfred Collins in Round 2 ...

Alfred Collins, a defensive tackle out of Texas, was the 49ers' second-round pick in Friday's NFL..

Before getting to know him on the field, get to know something about San Francisco 49ers defensive tackle Alfred Collins off ...

The 49ers began rebuilding their defensive line on Thursday night and continued that process Friday.In the second round, the 49ers shifted their focus ...