A Security guard of a housing society in Vile Parle has been arrested for allegedly stalking and molesting a girl, the police said on Wednesday. Ankit Singh, 21, allegedly followed the girl, a Std 10 student, when she was going to a tuition Tuesday morning, a police officer said.

Singh works as a security guard of a building in the area where the girl lives, he said. He caught up with her near Milan Subway, started shouting at her and allegedly touched her inappropriately, the officer said.