At a school tournament which brought Sachin Tendulkar into the limelight 21 years ago, a 12-year-old boy smashed a record 439 runs in a marathon innings that included an astonishing 56 boundaries. Playing for Springfield Rizvi School, Sarfaraz Khan also struck 12 sixes in his knock spanning two days that came off 421 deliveries against the Indian Education Society in the Under-16 Inter-School Harris Shield Tournament.