<span style="color: #222222;">In Venezuela, deadly clashes have erupted in border towns as opposition activists were trying to bring aid into the country. Troops fired tear gas at people looking to cross into Colombia.</span><br />'' <br />'' <span style="color: #222222;">An emergency doctor said two protesters have been killed and another 18 have been injured during clashes between soldiers and residents of the southeastern town, bordering with Brazil.  </span><br />'' <br />'' <span style="color: #222222;">President Nicolas Maduro said the border with Colombia is partly closed to stop aid being delivered. But opposition leader Juan Guaido has vowed humanitarian aid would enter his country despite a blockade. </span><br />''