[JURIST] Following up a story reported Friday on JURIST's Paper Chase, Mexico City mayor and presidential hopeful Manuel Lopez Obrador [World Mayor profile] announced to reporters outside of his home Saturday that he will surrender to authorities as soon as an arrest warrant is issued. Late Thursday, Mexico's Congress striped the mayor of immunity so he could be charged with contempt of court related to his alleged involvement in a land expropriation dispute. Obrador's leftist Party of the Democratic Revolution [official website in Spanish] is expected to organize massive rallies and disrupt Congressional proceedings in protest. An arrest warrant could be issued as early as Monday. Obrador's has vowed to continue his campaign for president from jail. Reuters has more.