Center Weston Richburg has signed with the San Francisco 49ers on a five-year deal.
Frank Gore closing in on a deal with the Lions.
Richburg has been among the most consistent offensive lineman in the NFL throughout his career.
Quarterback AJ McCarron has joined the Buffalo Bills on a two-year deal in the NFL.
AJ McCarron went 2-1 as a starter for the Bengals in 2015 when Andy Dalton went down with an injury.
Seahawks sign Mingo to try and resurrect 2013 first-round pick's career.
Siemian started 24 games for Denver over the last two seasons, but was expendable after the Broncos signed former Vikings QB Case Keenum.
The Saints beefed up their defense Wednesday, signing corner Patrick Robinson and linebacker Demario Davis.
Jose Thomas spent his entire Hall of Fame-worthy 11-year career with Cleveland Browns, but has called time on his playing days.
After failing to make a trade, the Lions have parted ways with tight end Eric Ebron.