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Rob Gronkowski throws out first pitch at Red Sox game
New England Patriots tight end Rob Gronkowski throws out the ceremonial first pitch prior to a baseball game at Fenway Park, Tuesday, July 19, 2016, in Boston.

New England Patriots tight end Rob Gronkowski shakes hands with a Boston Police Patrolman prior to throwing out the ceremonial first pitch prior to a baseball game at Fenway Park, Tuesday, July 19, 2016, in Boston. (AP Photo/Charles Krupa)

New England Patriots tight end Rob Gronkowski prior to throwing out the ceremonial first pitch prior to a baseball game at Fenway Park, Tuesday, July 19, 2016, in Boston. (AP Photo/Charles Krupa)

New England Patriots tight end Rob Gronkowski leaves the dugout prior to throwing out the ceremonial first pitch prior to a baseball game at Fenway Park, Tuesday, July 19, 2016, in Boston. (AP Photo/Charles Krupa)

New England Patriots tight end Rob Gronkowski greets fans prior to throwing out the ceremonial first pitch prior to a baseball game at Fenway Park, Tuesday, July 19, 2016, in Boston. (AP Photo/Charles Krupa)

New England Patriots tight end Rob Gronkowski greets fans prior to throwing out the ceremonial first pitch prior to a baseball game at Fenway Park, Tuesday, July 19, 2016, in Boston. (AP Photo/Charles Krupa)

New England Patriots tight end Rob Gronkowski leaves the dugout prior to throwing out the ceremonial first pitch prior to a baseball game at Fenway Park, Tuesday, July 19, 2016, in Boston. (AP Photo/Charles Krupa)

New England Patriots tight end Rob Gronkowski leaves the dugout prior to throwing out the ceremonial first pitch prior to a baseball game at Fenway Park, Tuesday, July 19, 2016, in Boston. (AP Photo/Charles Krupa)

New England Patriots tight end Rob Gronkowski signs an autograph for a fan prior to a baseball game at Fenway Park, Tuesday, July 19, 2016, in Boston. (AP Photo/Charles Krupa)

New England Patriots tight end Rob Gronkowski talks with Boston Red Sox manager John Farrell, left, prior to a baseball game at Fenway Park, Tuesday, July 19, 2016, in Boston. (AP Photo/Charles Krupa)

New England Patriots tight end Rob Gronkowski stares to home plate prior to throwing out the ceremonial first pitch prior to a baseball game at Fenway Park, Tuesday, July 19, 2016, in Boston. (AP Photo/Charles Krupa)

New England Patriots tight end Rob Gronkowski stares to home plate prior to throwing out the ceremonial first pitch prior to a baseball game at Fenway Park, Tuesday, July 19, 2016, in Boston. (AP Photo/Charles Krupa)

New England Patriots tight end Rob Gronkowski throws out the ceremonial first pitch prior to a baseball game at Fenway Park, Tuesday, July 19, 2016, in Boston. (AP Photo/Charles Krupa)

New England Patriots tight end Rob Gronkowski delivers the ceremonial first pitch before the first inning of a baseball game against the San Francisco Giants at Fenway Park, Tuesday, July 19, 2016, in Boston. (AP Photo/Charles Krupa)

New England Patriots tight end Rob Gronkowski laughs after throwing out the ceremonial first pitch prior to a baseball game at Fenway Park, Tuesday, July 19, 2016, in Boston. (AP Photo/Charles Krupa)

New England Patriots tight end Rob Gronkowski laughs after throwing out the ceremonial first pitch prior to a baseball game at Fenway Park, Tuesday, July 19, 2016, in Boston. (AP Photo/Charles Krupa)

New England Patriots tight end Rob Gronkowski laughs after throwing out the ceremonial first pitch prior to a baseball game at Fenway Park, Tuesday, July 19, 2016, in Boston. (AP Photo/Charles Krupa)

New England Patriots tight end Rob Gronkowski greets Boston Red Sox designated hitter David Ortiz (34) prior to a baseball game at Fenway Park, Tuesday, July 19, 2016, in Boston. (AP Photo/Charles Krupa)

New England Patriots tight end Rob Gronkowski, right, embraces Boston Red Sox designated hitter David Ortiz (34) after throwing out the ceremonial first pitch prior to the first inning of a baseball game against the San Francisco Giants at Fenway Park, Tuesday, July 19, 2016, in Boston. (AP Photo/Charles Krupa)

New England Patriots tight end Rob Gronkowski hugs Boston Red Sox designated hitter David Ortiz (34) prior to a baseball game at Fenway Park, Tuesday, July 19, 2016, in Boston. (AP Photo/Charles Krupa)

New England Patriots tight end Rob Gronkowski hugs Boston Red Sox designated hitter David Ortiz (34) prior to a baseball game at Fenway Park, Tuesday, July 19, 2016, in Boston. (AP Photo/Charles Krupa)

New England Patriots tight end Rob Gronkowski walks onto the field to deliver the ceremonial first pitch before the first inning of a baseball game against the San Francisco Giants at Fenway Park, Tuesday, July 19, 2016, in Boston. (AP Photo/Charles Krupa)