Answer:
Racism and bias against African-Americans caused many white sports players to refuse African-Americans as owners of their teams. Many people, especially white southerners, found it hard to believe black people were capable of owning professional jobs such as sports teams, so they had no support from anyone in owning those teams.
Explanation:
When Jackie Robinson signed with the Dodgers, many of his teammates doubted him because he was black, so he had to work extra hard to gain recognition in the team.
