coach of the New York Giants, replaces Charlie Grimm as manager of the last-place Chicago Cubs. June 13 – In a trade of catchers, the New York Giants send Walker Cooper to the Cincinnati Reds in exchange for Ray Mueller. June 15: Eddie Waitkus of the Philadelphia Phillies is shot by 19-year-old Ruth Steinhagen at Chicago's Edgewater Beach Hotel. She will later be placed in a mental hospital. Waitkus battles for his life and will come back to play the following season. San Francisco Seals rookie outfielder Dino Restelli joins the Pittsburgh Pirates and hits seven home runs in his first 39 at-bats. He will finish with 12, hitting .250 in 72 games, and is out of the NL the next year. June 16 – The Boston Braves bring up 19-year-old Del Crandall from International League Evansville and make him their regular catcher. June 26 – At Yankee Stadium, Pat Mullin of the Detroit Tigers hits three home runs in a Detroit 12–4 win over the New York Yankees. June 28 – After missing the first 69 games of the season because of an ailing heel, Joe DiMaggio returns to the New York Yankees lineup with a single and a home run to beat the Boston Red Sox 6–4 in a night game at Fenway Park. DiMaggio will hit four homers in a three-game sweep. June 29 – Mickey Owen and Luis Olmo rejoin the Brooklyn Dodgers from Mexican League exile. July July 3 – At the Polo Grounds, New York Giants pitcher Monte Kennedy hits a grand slam and shuts out the Brooklyn Dodgers 16–0. July 4 – At Ebbets Field, the Brooklyn Dodgers increase their lead to two games over the St. Louis Cardinals by winning the twin bill from the Philadelphia Phillies, 7–1 and 8–4, while St. Louis divides with the Chicago Cubs at Wrigley Field. July 6 – Cincinnati Reds catcher Walker Cooper, acquired recently from the Giants, collects six hits in seven at-bats, including three home runs with 10 RBI, and scores five times in a 23–4 Cincinnati victory over the Chicago Cubs. July 7 – New York Giants pitcher Dave Koslo hits the first two home runs of his career while beating the Philadelphia Phillies 11–3 at the Polo Grounds. July 8 – Hank Thompson and Monte Irvin are the first black players in Giants franchise history. Thompson starts at second base, and Irvin