WASHINGTON, Sept. 10 -- The U.S. Department of Homeland Security's Customs and Border Protection issued the following news release: Tucson, Ariz. U.S. Customs and Border Protection (CBP), Office of Field Operations (OFO), will hold a moment of silence on Wednesday, September 11th honoring the victims of the terrorist attacks. Arizona ports of entry will pause all inbound and outbound vehicle and pedestrian traffic at 5:46 a.m. on Wednesday for a moment of silence. Expect minor delays and pla  more