Police are hunting two men after a man was assaulted on a Tube train after kissing a female passenger. The incident occurred at around 10.50pm on Saturday July 4, when the victim boarded a southbound Northern line train at Chalk Farm. A group of people boarded with him, and two girls sat near the man and started speaking to him. One of the girls kissed him - prompting another member of the party to begin punching the man, followed by another man doing the same. Police have released images of these two men in connection with the assault (BTP)British Transport Police (BTP) have released images of two men they'd like to identify to assist with their ongoing enquiries.