'70 The Los Angeles Lakers outscored New York 22-16 in the highest scoring overtime in NBA Playoff history, defeating the Knicks 121-115 in Game 4 of the Finals.
'80 Dallas is granted an expansion franchise, and the Mavericks bring the total number of NBA teams to 23.
'88 Michael Jordan of Chicago became the first player to score 50 or more points in consecutive playoff games when he drilled Cleveland for 55 points in Chicago’s 106-101 victory in Game 2 of their Eastern Conference first round series. In Game 1 on April 28, Jordan scored 50 points in Chicago’s 104-93 victory.
'99 NBA referee Tommy Nunez, a 27-year veteran referee in the NBA, is presented with The Gold Whistle Award during halftime of the Phoenix Suns home game against the Vancouver Grizzlies. The award is presented annually to an official recognized for community involvement, achievement in officiating and a reputation of strong integrity and ethics.
'01 Harold “Happy” Hairston, a key member of the Los Angeles Lakers’ 1972 NBA championship team that posted a 69-13 record and an 11-year NBA veteran, died in Los Angeles at age 58.