At Celtics Media Day on Monday, guard Rajon Rondo dismissed any rumors that he broke his hand while at a trampoline park last week. Elise Amendola/AP

WALTHAM � Rajon Rondo addressed the media Monday afternoon at the Celtics practice facility in Waltham for the first time since breaking a bone in his left hand following a fall at his home last week.

Despite facing a healthy amount of skepticism about the reported cause of the hand injury (falling in the shower), the point guard provided a detailed explanation of how the injury occurred to reporters at the team’s media day.

�Late Thursday night, I had a fall in my home,� Rondo confirmed. Upon further questioning about the injury, the Celtics captain playfully asked a reporter, �Am I under investigation?� before describing the nature of the fall.

�Certain falls happen and you slip,� Rondo said. �I slipped and tried to catch my hand. It wasn�t like a banana [peel] slip. I actually almost caught myself. I landed on my knuckle in the windowsill of my home. That�s what happened.�

The 27-year-old also downplayed the speculation that the injury may have occurred at a local trampoline park he was spotted at last Thursday night.

�My daughter�s birthday was last Wednesday. I think the video that got out was of me at the trampoline park on Tuesday. I took my daughter, who had a birthday that week, to a trampoline park Tuesday. Sky Zone, I think. I did jump. I learned some new tricks with my daughter, had a lot of fun.”

Rondo continued: �Thursday came, I took my kids back to a trampoline park in Billerica. [The workers] there were really nice, they let me in for free, so that was good. Then I went home, and that�s when the incident happened. It didn�t happen at the trampoline …read more