Police and protesters clash in the Chilean capital Santiago.<br/> <br />Activists were marching on Wednesday in support of the isolated southern region of Asyen - where residents are demanding health and educational reforms.<br/> <br />One activist in Santiago said authorities have been cracking down on the protest movement.<br/> <br />(SOUNDBITE) (English) GABRIEL BORIC, STUDENT PROTEST LEADER:<br/> <br />"The repression that the government unleashed in the Asyen region is absolutely unacceptable and the repression isn't just violence."<br/> <br />Chile has been rocked by weeks of protest in Asyen, leading to the temporary closure of port facilities and roads.<br/> <br />Simon Hanna, Reuters.