Former Steelers LB James Harrison announces ‘final' retirement on Instagram

VIDEO: James Harrison retires again

Former Pittsburgh Steelers linebacker James Harrison announced his retirement … again.

Harrison, who most recently left the Steelers to play for the New England Patriots, posted the announcement Monday morning on Instagram.

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“I've missed way too much for way too long...and I'm done,” Harrison said. “Many thanks to my family, coaches, the fans, and everyone who played a role in my football life.”

The post included the hashtag, “#2ndAndFinalRetirement.”

Harrison announced his first retirement prior to the 2014 season. It lasted 18 days before he signed a two-year contract with the Steelers.