‘Big Papi’ headed to Cooperstown Get ready to welcome the entire population of the city of Boston on July 24 when Fenway favorite David “Big Papi” Ortiz joins the ranks of the greats enshrined in the Baseball Hall of Fame. He was the only one of the 30 candidates to reach the necessary 75 percent of votes from the Baseball Writers’ Association of America and gets into the Hall in his first year of eligibility. The tally leaves out career…