Chinese state TV has showed what it asserts was "a routine rotation" of military troops and equipment into a garrison in Hong Kong.<br />This development is naturally raising concerns in the territory that has been rocked by pro-democracy protests for weeks and is due to hold another big rally on Saturday.<br />For more on this and other news around the world, let's turn to our Kim Da-mi.<br />Da-mi, tell us more.<br />Troops from mainland China moved into Hong Kong on Thursday for what they called a "routine rotation".<br />According to China's Xinhua News Agency, armored carriers, trucks and a patrol boat crossed the border from Shenzhen to Hong Kong...for the 22nd rotation of the People's Liberation Army's Hong Kong garrison.<br />The Hong Kong garrison highlighted that it was just another annual practice.<br />It added that troops stationed in Macao also completed a rotation on Thursday.<br />The soldiers in the new rotation were reportedly educated on Hong Kong's laws and vowed to defend the nation's sovereignty.<br />The longest protest in Hong Kong's history has sparked concerns Beijing may use its military from the mainland to crack down on protesters.<br />Meanwhile,...Hong Kong police have banned a mass protest rally planned on Saturday over public safety concerns, but the protesters have vowed to demonstrate anyway.<br />
