Biden’s reelection campaign has quickly pivoted to serve Harris, making it an uphill battle for any Democrat looking to challenge her, writes Business Insider’s Brent D. Griffiths. Plenty of Democrats have already followed Biden in endorsing Harris, including Bill and Hillary Clinton.

But even if Harris seems like a shoo-in for the ticket, the past few weeks have taught us to expect the unexpected in Washington.

With the party’s convention scheduled from August 19-22 in Chicago, BI’s Bryan Metzger has a breakdown of how the next few weeks could shake out. An open convention could mean a wide array of candidates throw their hats in the ring.

Many have made comparisons to the 1968 Democratic convention, which was a contested convention after President Lyndon B. Johnson ended his reelection campaign earlier that year.

Coincidentally, that convention also took place in Chicago, and Hubert Humphrey, Johnson’s vice president, secured the nomination. However, Humphrey lost to Richard Nixon by 110 electoral votes in the general election.

Democrats could ultimately face the same fate, but moving on from Biden was their best chance at shaking up a race they were falling behind in, writes Brent.

Here’s the latest news in the wake of Biden’s announcement: