Mong Kok student protest leaders Lester Shum and Joshua Wong arrested . Hong Kong police : 513 people had been arrested during confrontation in Hong Kong . Clashes erupted after bailiffs initiated a court-ordered clearance of a street . Authorities cleared a nearby street of protesters ' barricades and tents Wednesday .
Hong Kong student protest leaders Joshua Wong and Lester Shum arrested . Hong Kong police : 116 people had been arrested during confrontation in Mong Kok . Clashes erupted after bailiffs initiated a court-ordered clearance of a street . Authorities cleared a nearby street of protesters ' barricades and tents Wednesday .