COLOMBO, Sri Lanka (AP) — Sri Lankan President Maithripala Sirisena's youngest brother has died two days after he was attacked with an ax in what authorities said was a personal dispute. Priyantha Sirisena, 42, died in a private hospital in Colombo on Saturday after he was airlifted from his hometown of Polonnaruwa in North-Central province following the attack on Thursday, a government statement said.