WASHINGTON — President-elect Donald Trump is expected to nominate a key transition adviser and billionaire financial services executive, Howard Lutnick, to lead the Commerce Department, according to two sources familiar with the process. The Cantor Fitzgerald CEO has led and been the public face of Trump’s transition.

President-elect Donald Trump has chosen Howard Lutnick, head of brokerage and investment bank Cantor Fitzgerald and cryptocurrency enthusiast, as his nominee for commerce secretary. The nomination would put Lutnick in charge of a sprawling Cabinet agency that is involved in funding new computer chip factories,