And we'd retaliate. Which is why they haven't done it. They didn't shoot down the satellites in the cold war and they aren't going to do it now unless they've decided the world without satellites is just so much better.
How is this news? China could nuke the West Coast tomorrow and the Canadians might invade Maine to secure a maple syrup monopoly! Actually, that's more likely than anything else in this thread...
I need to give you one more chance to retract, no questions asked. Before this conversation becomes a confrontation.
Edit: Just an American quoting a Canadian show to you. Nothing actually confrontational about it. In fact, everyone who responds with a quote from the same show gets an updoot.