Man apologises for taking Kamil Majchrzak’s hat from young tennis fan at US Open

Kamil Majchrzak, of Poland, returns a shot to Karen Khachanov (Kirsty Wigglesworth/AP)

A man who took tennis player Kamil Majchrzak’s hat from a young fan at the US Open has apologised on social media and said he returned it.

Piotr Szczerek posted an apology on social media on Monday after video of the incident went viral over the weekend.