Back in Time: April 15

The San Diego Chicken, one of the most recognized mascots in sports, makes his first appearance at a Padres home game.

In Sheffield, England, 96 people die at Hillsborough stadium during a semifinal soccer match between Liverpool and Nottingham Forest. Most of the victims were crushed when a barrier collapsed on an overcrowded pen behind one of the goals.

Magic Johnson sets an NBA record for most career assists (9,898).

Germany's Uta Pippig wins the 25th Boston Marathon with a time of 2:27:12.6. On the men's side, Kenya's Moses Tanui takes the victory in 2:09:15.9

Baseball honors Jackie Robinson by retiring No. 42 for all teams.

Michael Cooper (1956) Evelyn Ashford (1957) Kevin Lowe (1959) Kevin Stevens (1965) Dara Torres (1967, pictured) Phillippi Sparks (1969) Jeromy Burnitz (1969) Jason Sehorn (1971) Ronald Cherry (1972) Arturo Gatti (1972) Mike Quinn (1974) Milton Bradley (1978) Raul Lopez (1980) Ilya Kovalchuk (1983) Rodney Carney (1984) John Danks (1985)