Thai authorities' most determined effort yet to clear anti-government demonstrators from sites around state offices in the capital erupts into deadly violence.<br/> <br />During the resulting clashes in Bangkok at least one police officer and one protester were killed by gunfire.<br/> <br />Dozens on both sides have been wounded.<br/> <br />Police blamed the protesters for the gunfire.<br/> <br />(SOUNDBITE) (Thai) DEPUTY METRO POLICE CHIEF, MAJOR GENERAL ADUL NARONGSAK SAYING;<br/> <br />"The ammunition (fired by protesters) was all from snipers and M79 grenades were launched. That resulted in one policeman killed and five policemen injured and more than 10 protesters injured."<br/> <br />Security officials said 15, 000 officers were involved in Monday's operation called 'Peace for Bangkok Mission'.<br/> <br />They said about 100 protesters were arrested early on in the day.<br/> <br />The anti-government campaign has been going on since November.<br/> <br />The demonstrators have been blocking major road intersections and occup
