The New Orleans Saints have received bad news in their bid to escape the cellar as the NFL's worst defense.
FOX Sports' Mike Garafolo first reported the injury.
Kikaha had recently been converted from outside linebacker to his more natural defensive end position. This is not his first experience with knee reconstruction. He tore his left ACL twice in college.
The former Washington star finished an uneven rookie season with four sacks, four forced fumbles and 31 tackles. He was one of the few young building blocks on Dennis Allen's undermanned defense.
Here is a list of other injuries we're tracking Thursday: