NEW DELHI: A 34-year-old man was allegedly stabbed to death by his relative in south Delhi, police said on Wednesday. Sunil Kumar — the brother of 40-year-old accused Pramod Kumar's brother-in-law — was stabbed following a scuffle after a birthday party in Sangam Vihar area.Police said they received a PCR call at 10.18 pm on Tuesday that two people had attacked each other at E-block in Sangam...