Powder sent to Dow Jones execs harmless - papers

The letters contained flour or another food-based substance, police spokesman Paul Browne told Reuters. He said that such letters often are hoaxes. The envelopes went to Journal Managing Editor Robert Thomson, Dow Jones & Co Chief Executive Les Hinton and Journal Editorial Page Editor Paul Gigot, a source familiar with the matter told Reuters. About 10 more envelopes turned up in the Journal's mailroom, spokesman Robert Christie said earlier in the day. The envelopes were sent from Knoxville, Tennessee. Dow Jones evacuated two floors of its lower Manhattan headquarters. Five employe...