Given the task definition and input, reply with output. In this task, you're given a story (which contains five sentences only). Your task is to find all the characters which are available in the given story.

Sentence1: Michael Jordan went to a local radio station and made a pledge. Sentence2: He promised to donate $1 million to feed starving blacks in Africa. Sentence3: Jordan thought the community would be proud of him. Sentence4: But one person called and said LeBron donated $10 million. Sentence5: A second person accused Jordan of selling slave sandals for money.
Michael jordan, Lebron, Second person, Second person