CARACAS, Venezuela (Reuters) — Venezuela’s National Guard used tear gas and a water canon on protesters in Caracas on Thursday (May 18) as tensions spilled over after a march against President Nicolas Maduro’s interior minister was blockaded by armored vehicles. A heavy-powered water canon knocked down protesters and streams of tear gas canisters aimed at the crowd filled the air as demonstrators threw rocks and used sling shots against the national guard. Opposition lawmakers were […]