The commander of the Canadian-American defence alliance NORAD is warning Canadian officials that delays in modernizing the North American Aerospace Defense Command’s early-warning system leave the continent vulnerable to threats from China and Russia as the regimes develop new military technologies to attack the region. U.S. Gen. Glen VanHerck made the comment to reporters on Nov. 30 during his first visit to Ottawa after taking over as the commander of NORAD in August 2020. VanHerck’s remarks come amid growing concerns about China and Russia’s development of long-range cruise missiles and hypersonic weapons that have the ability to strike North America. “The North Warning System is designed for a threat from 50 years ago,” VanHerck said. “A bomber that has to fly over the North Pole to drop gravity weapons, has to fly over Canada and North America into the United States to drop any of those weapons.” Military officials have …