Sydney has welcomed the New Year with a message of peace following the Bondi Beach mass shooting, as huge crowds gathered to watch the city's annual fireworks display. The words peace and unity were projected onto the Sydney Harbour Bridge, as thousands of heavily armed police officers patrolled the streets - a rare and stark sight in Australia - as part of heightened security measures. New South Wales (NSW) Police said more than 2,500 officers were on duty across the city, and some officers were authorised to carry high-grade weapons...