Powder called non-hazardous

Democratic presidential candidate Hillary Clinton arrives to board her campaign plane at Westchester County Airport in White Plains, N.Y., Friday, Oct. 21, 2016, to travel to Cleveland for a rally. ORG XMIT: NYAH102 less Democratic presidential candidate Hillary Clinton arrives to board her campaign plane at Westchester County Airport in White Plains, N.Y., Friday, Oct. 21, 2016, to travel to Cleveland for a rally.