Moment Australian man knocks out tourist during street brawl in Thailand

Moment Australian man knocks out a tourist during street brawl in Thailand's 'sin city'. Holidaymaker Zachary Kalen Hallam had reportedly been downing beer with his friends at a Pattaya bar when he suddenly began shouting at other tourists in an alcohol-induced rampage. He then threw a knockout punch at a tourist outside the venue, who fell over with a single blow.