The US and Canada could pull back from an all-out trade war. It's not clear that they will

The U.S. and Canada have engaged in a trade war, hitting each other with new tit-for-tat tariffs on goods like steel and dairy products. Despite the conflict's threat to harm a major trading relationship, experts caution that compromise is still possible because current tariffs represent only a small percentage of exports and key punitive measures are not scheduled until later dates.