Teen sensation Vaibhav Sooryavanshi saved his best for the final, smashing a breathtaking 29-ball 94 as India A thrashed Sri Lanka A by 66 runs to clinch the Team Tri-Series title, here on Sunday. The 15-year-old blazed 10 fours and eight sixes in a record 11-ball List A fifty, powering India A to a daunting 377/9 after Sri Lanka A opted to bowl. With a mountain of runs to chase, Sri Lanka A never really got going and were bowled out for 311 in 47.1 overs, losing wickets at regular intervals.