The homer-happy Yankees are at it again, connecting five times in a 15 – 3 win over the Orioles. Russell Martin goes deep twice and is joined by Jorge Posada, Brett Gardner and Alex Rodriguez, who hits a grand slam. It is the 22nd slam of A-Rod’s career, moving him past the provisionally retired Manny Ramirez and into second place on the all-time list, one behind Lou Gehrig. CC Sabathia picks up his first win of the year, while Brad Bergesen is the loser.

On April 23, 2011 — The homer-happy Yankees are at it again, connecting five times in a 15 – 3 win over the Orioles. Russell Martin goes deep twice and is joined by Jorge Posada, Brett Gardner and Alex Rodriguez, who hits a grand slam. It is the 22nd slam of A-Rod’s career, moving him past the provisionally retired Manny Ramirez and into second place on the all-time list, one behind Lou Gehrig. CC Sabathia picks up his first win of the year, while Brad Bergesen is the loser.

Source
Baseball Reference April 23