Two US police officers have been shot outside the Ferguson police department, local media reports.<br /><br /> St Louis County Police Chief Jon Belmar said gunfire hit one of the officers in the face and another in the shoulder. <br /><br /> Both are being treated after suffering “very serious gunshot injuries,” he added.<br /><br /> The town has been the scene of demonstrations since August 2014, when an unarmed black teenager was killed by a white police officer.<br /><br /> Witnesses say gunfire could be heard as a protest took place outside the Missouri police station.<br /><br /> La police de #Ferguson confirme 2 officiers blessés par balle. Devraient survivre. (photos LaurieSkrivan) pic.twitter.com/LTSklYHeXX— Breaking 3.0 (Breaking3zero) March 12, 2015<br /><br /> A few dozen demonstrators had gathered in the area after police chief Thomas Jackson announced he would be resigning.<br /><br /> ‘Widespread racial bias’<br /><br /> Police Chief Jackson’s resignation will take effect from March 19, 2015. The city announced it would be giving Jackson a severance
