Serbia holds a parliamentary election as populist Vucic faces protesting students

BELGRADE, Serbia (AP) — Serbians are voting Sunday in a parliamentary election that is seen as a showdown between the Balkan country's populist leader Aleksandar Vucic and a movement of university students who led protests against him for almost two years.Though Serbia's 6.4 million voters get to choose from 18 parties hoping to enter the 250-member Parliament, the election has taken shaped as a referendum between Vucic's right-wing Serbian Progressive Party and the youth-backed Students' List.The main contenders are believed to be polling neck-and-neck, making Sunday's election the most uncertain in recent years. Turnout is expected to be high and could push most smaller parties below the 3% threshold needed to make it into the assembly.While Vucic has routinely outplayed Serbia's fractured opposition in the past, the leaderless youth movement has proved to be a tough opponent that rattled his firm grip on power in Serbia like no one else could in the past 14 years since his party too