Tonight, Team USA, off and running and track and field here in Paris, but heartbreak in the pool

and on the soccer field.

Shekary Richardson entered her Olympic debut flying to victory and the amazing American come from behind finish in the

10,000 meters. But disappointment for star swimmer Caleb Dressel failing to

medal in the 50 meter freestyle and the men's soccer team knocked out of its first Olympics since

2008 are full coverage.

The freed Americans back in the US after the prisoners swap with Russia.

Journalist Evan Gerskovich,

Marine veteran Paul Wheeling reuniting with their families.

We talk to relieve family members tonight.

Also this evening, Kamala Harris winning enough delegate votes to clinch the Democratic nomination

for president, the first black woman and the first Asian American at the top of a major party

ticket.

With the clock ticking Harris this weekend meeting with

her potential running mates. The state of emergency in Florida, a tropical

storm warning and watches as a dangerous system takes aim.

New on the attempted assassination of Donald Trump,

the acting secret service chief

revealing local police

had warned the gunman was on the roof.

Why didn't that reach agents in time?

And out to prove he's the fastest man in the world,

...