Protesters who yelled at diners says the confrontation sparked after men shouted 'Blue Lives Matter'

The protesters who confronted outdoor diners in Pittsburgh, Pennsylvania, said the confrontation began after a group of men yelled 'Blue Lives Matter' and one man swung a bike. https://www.dailymail.co.uk/news/article-8707989/Protesters-yelled-diners-says-confrontation-sparked-men-shouted-Blue-Lives-Matter.html?ns_mchannel=rss&ns_campaign=1490&ito=1490