In the bottom of the 10th inning, Philadelphia Phillies pitcher David Robertson was pitching to Houston Astros pinch hitter Aldemys Diaz.
With 2 balls and no strikes, two out and two runners in scoring position, Robertson threw a pitch inside that struck Diaz's left arm.
A batter hit by a pitch with the bases loaded is also credited with an RBI per MLB rule 10.04(a)(2).
From that point on, any pitch thrown at a batter can cause the pitcher and the manager of the offending team to be ejected immediately from the game.
[8] Occasionally, if a player is acting rude or unsportsmanlike, or having an extraordinarily good day, the pitcher may intentionally hit the batter, disguising it as a pitch that accidentally slipped his control.
[9] These pitches are typically aimed at the lower back and slower than normal, designed to send a message more than anything else.
The plunkings generally end there because of umpire warnings, but in some cases things can get out of hand, and sometimes they lead to the batter charging the mound, bench-clearing brawls, and several ejections.
The modern-era[clarification needed] record is held by Craig Biggio of the Houston Astros, who had 285 as of the end of the 2007 season when he retired.
[11] Brady Anderson was the first player to be hit by a pitch two times in the same inning in an American League game.
The record for most hit batters in a no-hitter is three, held by Chris Heston of the San Francisco Giants for his 2015 effort against the New York Mets.
On August 18, 1967, Boston Red Sox batter Tony Conigliaro was hit almost directly in the left eye by a fastball thrown by Jack Hamilton of the California Angels.
[17] His cheekbone was shattered; he nearly lost the sight of the eye, was unable to play for over a year, and never regained his earlier batting ability.
[23] In the court's words: "For better or worse, being intentionally thrown at is a fundamental part and inherent risk of the sport of baseball.