NATO chief praises work of Afghan security forces , says overall violence has stopped . The Taliban killed a provincial council candidate and nine supporters , police say . In addition , a suicide bomber kills six Afghan ##s at Interior Ministry gate , official says . The Taliban have vowed to disrupt April 5 elections and punish those voting in them .
NATO chief praises work of Afghan security forces , says overall violence has fallen . The Taliban kill a provincial council candidate and nine supporters , police say . In Kabul , a suicide bomber kills six Afghan policemen at Interior Ministry gate , official says . The Taliban have vowed to disrupt April 5 elections and punish those involved in them .