By SCOTT DEVEAU Tuesday, November 22, 2005 Posted at 8:54 PM EST The federal government has committed to holding a high-level summit over Toronto's gun violence, according to a coalition of Toronto's black leaders. The Coalition of African-Canadian Organizations met with Prime Minister Paul Martin in Ottawa Tuesday to urge him to recognize the issue as a national crisis. The group said Mr. Martin committed to the summit, which aims to bring together the federal, provincial, and municipal governments with community leaders in the new year to tackle the issue of gun violence head on. "This is a crisis," said...