Look for announcements this month by Sen. Cory Booker of New Jersey, Sen. Kamala Harris of California, Sen. Kirsten Gillibrand of New York, Colorado Gov. John Hickenlooper and likely others.

“They need a vehicle,” the strategist said. That could include an exploratory committee or a full candidacy.

I’m told that “the Bs” — Biden, Bernie, Beto and the billionaires, including Mike Bloomberg — can wait longer because they’ll be able to quickly raise money.