Venezuela border tensions turn violent amid aid distribution bid

Ureña (Venezuela) (AFP) - Venezuela's opposition leader Juan Guaido claimed Saturday a first shipment of humanitarian aid has reached Venezuela, defying a border blockade by President Nicolas Maduro as a standoff over the entry of food and medical aid turned violent.Venezuelan National Guard forces fired tear gas and rubber bullets at several crossing points on the Colombia border, pinning down demonstrators seeking to reach humanitarian aid stockpiled on the other side.Guaido formally la