President Donald Trump made a rare and highly symbolic gesture during a state banquet in Beijing, appearing to briefly sip from a champagne glass while toasting Chinese President Xi Jinping during a summit focused on easing tensions between the United States and China.The moment quickly drew global attention because Trump has long been known for his strict personal abstinence from alcohol, a decision shaped by the tragic death of his older brother, Fred Trump Jr., whose life was devastated by alcoholism.The toast took place during a lavish welcoming banquet held on 14 May as part of a short summit between…