Varanasi: A 50-year-old trader was allegedly shot dead by two armed assailants at his shop in Chhittupur area under Lanka police station, police said here. Rajendra Patel was shot dead by two armed men late last night when he was at his shop. He was rushed by his wife and brothers to nearby Sir Sunderlal Hospital where doctors declared him dead, they said. An FIR has been registered against unidentified persons.