Mar. 18—Some much needed icebreaking between the U.S. and Canada — literally speaking — will begin today when a Canadian Coast Guard vessel leaves port and heads west on the St. Lawrence Seaway.

The federal government announced plans last week to construct two new Arctic icebreakers for the Canadian Coast Guard. The first contract, worth Canadian $3.2 billion (US$2.2 billion), went to ...

The Canadian Coast Guard patrol ship CCGS Corporal McLaren lies on its side in a Sambro Head, N.S. shipyard on Nov. 18, 2018.