Congress leader Kanhaiya Kumar was slapped by a person as he was campaigning in Delhi for the Lok Sabha elections on May 17.
Kumar is contesting election from North East Delhi seat. In a video that has gone viral on social media, Kumar can be seen surrounded by a sea of people.
The attacker was seen getting close to Kumar on the pretext of garlanding him before slapping the Congress leader.
A complaint was filed with the police, following which a probe was initiated.