Report: Chargers center Nick Hardwick to retire

One of the Chargers’ long-time starters is stepping away from the game. Center Nick Hardwick will announce his retirement on Tuesday, Michael Gehlken of the San Diego Union-Tribune reported. The 33-year-old Hardwick informed the newspaper of his plans. The Chargers will hold a press conference tomorrow, the Union-Tribune reported. A 136-game starter for San Diego,…