NBC's Chuck Scarborough to retire after five decades

USA TODAY - For more and to sign up click here Ashleigh Fields NBC host Chuck Scarborough announced his plans to retire from the network during a Thursday evening broadcast after over five decades in journalism according to NBC News. "The time has come to pass the torch," he told viewers. "Fifty years, eight months and 17 days after I walked into the door here at the headquarters of the National Broadcasting…