Hundreds of Gay Pride celebrants in Istanbul’s Taksim Square were pelted with water cannons and tear gas by police in Turkey’s largest city on Sunday. Two people were injured, according to local media reports, but the resilient marchers assembled again several blocks away and commenced with a demonstration that grew to the thousands by day’s end. Police had cornered between 100 and 200 attendees in the city's central square - a longtime gathering place for protests - and launched multiple streams of water at them to move the crowd down a side street in the late afternoon. The riot-outfitted police...