The secretary of a housing society from Ulhasnagar was arrested on Tuesday, for allegedly killing its watchman by thrashing him and strangulating his throat, allegedly because the watchman did not do his work properly.

According to Ulhasnagar police, the victim, Vikas Balbahadur Sunar, 23, worked as the watchman of Menaka Palace building in Maharashtra Nagar and lived on its ground floor with his wife and their three-year-old daughter.