First Thing: Trump backs down on sending federal troops to San Francisco

Protesters flood streets in show of resistance. Plus, our architecture critic on Trump's bulletproof ballroom bling

• Don't already get First Thing in your inbox? Sign up here

Good morning.

Donald Trump has canceled plans for a deployment of federal troops to San Francisco that had sparked widespread condemnation from California leaders and sent protesters flooding into the streets.

What did Trump say about his change of mind? Trump confirmed he had a conversation with the city's mayor, Daniel Lurie, writing on social media: I spoke to Mayor Lurie last night and he asked, very nicely, that I give him a chance to see if he can turn it around."

What are current tariffs on goods from Canada? Washington originally imposed a 25% tariff on imports of goods including timber, steel, aluminum and cars in the spring, prompting retaliatory action from Ottawa. The rate was raised to 35% by Trump in August.

How did Carney respond to Trump's fusillade? His office didn't immediately respond to a request for comment last night. The prime minister was due to leave on Friday morning for a summit in Asia, while Trump is to do the same on Friday evening.