Denver agreed to terms with former 49ers safety Talanoa Hufanga and linebacker Dre Greenlaw. Both players are coming off major injuries that limited their play last season. But if they can stay healthy, they could be impactful for an already-stingy Broncos defense.

Hufanga will immediately slot into a starting role next to Brandon Jones, giving defensive coordinator Vance Joseph two safeties he can freely interchange in alignments within the team’s run and pass game schemes. Jones and Hufanga are capable blitzers who can be used as chess pieces to disguise pressures.

The Denver Broncos filled roster holes in free agency, adding Dre Greenlaw and Talanoa Hufanga. What other moves have they made? Here's what to know.