A 23-year-old Sikh youth tried on Saturday night to attack Congress leader and 1984 riot accused Jagdish Tytler while he was returning from a wedding ceremony in south Delhi, police said."The Congress leader was leaving the wedding ceremony when the incident happened. A youth named Sehaj Umang Singh started abusing Tytler and then tried to throw a glass at him. However, the leader escaped unhurt," a police official told IANS."Following the attack, the people caught the youth and handed him over to the police. He was detained and later let off after a brief interrogation."According to reports, the incident took place around 11 p.m. at a farm house in south Delhi's Mehrauli, where Tytler had gone to attend a wedding ceremony.