10 Things You Need To Know Today 07-21-15

1. TRUMP HAS SUPPORTERS CHEERING

As the fallout intensifies after the candidate mocked McCain's war hero status, the billionaire's backers are more excited than ever about his chances.

2. UNCERTAINTY OVER HOW WOMAN DIED IN TEXAS JAIL CELL

A prosecutor says that it is too soon to determine what caused Sandra Bland's death and that the case is treated as thoroughly "as it would be in a murder investigation."

3. WHY OBAMA NEEDS SCIENTIST'S HELP WITH IRAN

Ernest Moniz, the MIT professor-turned-Energy secretary, played a pivotal role in reaching the nuclear accord - and will now try to help sell the deal to a heavily skeptical Congress.

4. STEALTHY JET'S MISSION IN IRAQ, SYRIA

In its first months of combat, the Air Force's F-22 Raptor plays more of an escort role, guiding and protecting other fighters that are dropping the bombs.

5. WHAT HAVANA'S TOURIST ATTRACTIONS SHOW

Visitors to the Cuban capital can see deep ties between the U.S. and the island by taking stock of all the sights - some celebratory, others not - showcasing American culture and history.

6. ISRAEL'S PREMIER STRUGGLES TO GOVERN WITH NARROW MAJORITY

Netanyahu's political footing is so tenuous that he was forced to bar coalition members from traveling abroad - just so he could ensure their votes in key parliament sessions.

7. GOP RACE TO SEE THE 16TH ENTRY

Ohio's John Kasich, the second-term governor and former congressman, declares his candidacy Tuesday at Ohio State University.

8. WHO CALLS FOR `BOLD CLIMATE AGREEMENT'

Some 60 mayors attending a conference at the Vatican will be signing off on a declaration urging their national leaders to back a deal that keeps global warming at bay, the AP learns.

9. CEO OF JAPAN'S TOSHIBA TO RESIGN

Hisao Tanaka is stepping down to take responsibility for doctored books that inflated profits at the technology manufacturer by 151.8 billion yen ($1.2 billion).

10. SPIETH GEARS UP FOR THE NEXT MAJOR

Next up is the PGA Championship at Whistling Straits. And if the Grand Slam is no longer in play, there's still plenty out there.