ALLEN PARK, Mich. -- Calvin Johnson is hanging them up.
The most prolific receiver in Detroit Lions history and one of the most talented receivers in NFL history is retiring after nine NFL seasons in which he had over 11,000 receiving yards, seven 1,000-yard seasons, six Pro Bowl invitations.
He holds almost every significant franchise record. The man nicknamed Megatron holds 15 NFL records, including the most receiving yards in a season with 1,964 in 2012.