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: I got injured during basketball practice. Sentence2: I was running down the court with the ball. Sentence3: Another player ran into me at top speed. Sentence4: She had a dent in her forehead from the impact. Sentence5: My jaw was pushed into my ear canal.
I (myself), Player