A former Arizona Cardinals player who was key during their run of success in the middle of the 2010s has called it a career. Safety Tyrann Mathieu, originally drafted by the Arizona Cardinals, announced his retirement from the NFL after 12 seasons. He made the announcement on his Instragram account.

Tyrann Mathieu announced his retirement on Tuesday afternoon. By Tuesday evening, the Saints were signing his replacement. Multiple reports indicated that safety Julian Blackmon is coming to New Orleans. Blackmon was a five-year starter with the Colts who made a lot of plays, but he's also been hurt a lot lately.

T he New Orleans Saints ' secondary took a hit on Tuesday when three-time Pro Bowl safety Tyrann Mathieu announced his retirement at 33 years old. However, the Saints worked quickly to bring in a replacement. According to NFL Media, New Orleans is signing former Indianapolis Colts safety Julian Blackmon.