Karnal: Six people were injured on when a private bus returning to Karnal (Haryana) from Meerut (Uttar Pradesh) after a wedding was attacked by unidentified miscreants who stole cash and jewellery, police said on Tuesday. After the incident, which took place on Monday night, the groom, who was behind in another vehicle with his newly wed wife, reached the police station to file a complaint. About seven-eight unidentified attackers broke bus windows, assaulted passengers, and stole cash and jewellery, people traveling in the bus said, adding that two motorcyle-borne attackers had intercepted the bus. The bus had halted near Karnal for refreshment, a police official said. During this, some youths who were allegedly consuming liquor had an altercation with a few bus passengers. However, the passengers later boarded the bus and left. Further investigations are on, he added.