Your morning briefing. All the news you need to start your day

On today's podcast:

(1) The Trump administration is preparing for the president to nominate Kevin Warsh to be the next Federal Reserve chair, according to people familiar with the matter.

(2) The arrival of a US aircraft-carrier strike group in the Middle East has given President Donald Trump new, more forceful options to carry out his threats to attack Iran, but the choices carry serious risks of retaliation from Tehran.

(3) Apple delivered record quarterly sales and a better-than-anticipated forecast for the current period, even as the company warned that rising component costs are threatening to squeeze margins.

(4) Chinese automakers built nearly one in 10 passenger cars sold in Europe last month, a record share that caps a year of rapid growth led by brisk sales of hybrid and battery-powered vehicles.

(5) President Donald Trump warned the UK and Canada against striking fresh business deals with China, after their leaders visited Beijing this month in an effort to deepen ties with the world’s second-largest economy.

Podcast Conversation: Boosting Your Brain With a Chip Carries a Price: Parmy Olson