U.S. denies plot to invade Canada
BY BRYN WEESE, SENIOR WASHINGTON CORRESPONDENT
FIRST POSTED: WEDNESDAY, SEPTEMBER 19, 2012 04:26 PM EDT | UPDATED: WEDNESDAY, SEPTEMBER 19, 2012 04:41 PM EDT
U.S. President Barack Obama (R) greets Canada's Prime Minister Stephen Harper. (Jason Reed/REUTERS...