Rallies were held in Hong Kong on Wednesday in protest over the shooting of an 18-year-old high school student by police during a clash the previous day.The male teenager, who was critically wounded after being shot in the chest by a riot police officer at close proximity, was in stable condition Wednesday following surgery, according to local media.It is the first case of a protester being shot with live ammunition since demonstrations erupted in the territory in June over a now-abandoned extradition bill.