PLEASE NOTE: EDIT CONTAINS MATERIAL THAT WAS ORIGINALLY 4:3<br/> <br />Venezuela's worst unrest in a decade saw more clashes on the streets of the capital, Caracas, on Friday.<br/> <br />The explosion of anti-government demonstrations has claimed at least 20 lives since February.<br/> <br />It's scenes like these that have led to a meeting of Latin American foreign ministers next week to discuss the crisis.<br/> <br />The meeting is due to take place on Tuesday in Chile at a Union of South American Nations gathering.<br/> <br />In a further twist earlier in the week Venezuela's president severed diplomatic and commercial ties with Panama.<br/> <br />Nicolas Maduro said Panama was conspiring with the United States to intervene in Venezuela's affairs.<br/> <br />Panama's president called Maduro's action immature - its foreign minister called it astonishing.<br/> <br />(SOUNDBITE)(Spanish) PANAMA'S FOREIGN MINISTER FRANCISCO ALVAREZ DE SOTO SAYING:<br/> <br />"We want to express and reiterate the astonishment caused to the governmen
