A homemade, remote-controlled bomb intended to “kill or to harm” riot control officers was detonated as they deployed against renewed violence in Hong Kong over the weekend, police said Monday, in a further escalation of destructive street battles gripping the business hub. The “loud thud” Sunday night close to riot officers who had been clearing away a protester-built road block marked the first known use of an explosive device during protests that started in June over a contested extradition bill and have snowballed into an anti-government, anti-police and anti-China movement. “It exploded less than 2 meters (yards) away from a police vehicle.
