U.S. President Barack Obama will visit Canada on Feb. 19 in his first official trip abroad, the White House announced Wednesday. No details of the trip, including what city he would visit, were announced, but CBC News has learned that his destination will be Ottawa. Although Parliament will not be sitting that week, it may be recalled so Obama can address a joint sitting, CBC's Paul Hunter reported. "This is a testament, not just to the size of our trading relationship and the closeness of our alliance, but also the strength of our friendship," Prime Minister Stephen Harper told the...