Gurugram, Jan. 27 -- A 35-year-old man was arrested on Sunday from Sector 39 for allegedly pushing his friend to death from terrace of a building in Sector 28 over a dispute of Rs.4,000 on Thursday, police said. Police said the victim, Vikram Singh, 47, worked as an assistant in Qutub Plaza RWA office, and hailed from Rajasthan. The suspect, Mohammad Mubin is from Mathura, and resides in a rented accommodation in Sector 28. He drives an e-rickshaw and has five criminal cases registered against him, police said. Sandeep Turan, public relations officer of Gurugram police, said that Singh had lent Rs.4,000 to Mubin earlier this month, which he was supposed to return within four days. "However, Singh had reminded him twice to return the money, ...