US downs Chinese balloon, drawing a threat from China; Former Pakistan president Pervez Musharraf dies after long illness; Peshawar mosque blast: Suicide bomber was in police uniform; Over 160 die from freezing temperatures in Afghanistan; US and South Korea hold Joint Military Drills; Elon Musk Acquitted in Trial Over 2018 Tweets on Tesla; Arctic blast sweeps through US north-east; br br #US #China #SpyBalloon