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KNOW IT ALL: Friday's Top 7 Stories at NBC News

A look at the key headlines.
Forensics officers and policemen look for evidences near a truck on the Promenade des Anglais seafront in the French Riviera town of Nice on July 15, 2016, after it drove into a crowd watching a fireworks display. An attack in Nice where a man rammed a truck into a crowd of people left 84 dead and another 18 in a "critical condition", interior ministry spokesman Pierre-Henry Brandet said Friday. An unidentified gunman barrelled the truck two kilometres (1.3 miles) through a crowd that had been enjoying a fireworks display for France's national day before being shot dead by police. / AFP PHOTO / ANNE-CHRISTINE POUJOULATANNE-CHRISTINE POUJOULAT/AFP/Getty ImagesANNE-CHRISTINE POUJOULAT / AFP - Getty Images

Good morning. Here are some of the headlines we're following this morning:

1. Dozens Killed as Death Toll Climbs in France Attack

The death toll continued to climb to at least 84 Friday as forensics teams combed the scene where a truck driver mowed down dozens of revelers after a fireworks display at the seaside city of Nice. French media said ID papers belonging to a French-Tunisian were found in the truck. By early Friday, no terror group had claimed responsibility for the attack. Read more in NEWS.

2. American Dad, Young Son Among Dead in Nice

The victims were Texas residents identified as Sean Copeland and his 11-year-old son, Brodie. The family said they were "heartbroken and in shock over the loss of Brodie Copeland, an amazing son and brother who lit up our lives, and Sean Copeland, a wonderful husband and father." Read more in NEWS.

3. American Recounts 'Pathway of Bodies' After Fireworks

A San Diego woman who witnessed Thursday night's deadly attack in Nice said the driver went "full speed" over the crowd for at least two to three miles. "I can't even tell you how many people I saw die in front of my eyes," she said. Read more at NBC SAN DIEGO.

4. Gingrich Wants ‘Shariah’ Tests for All U.S. Muslims

The French truck attack quickly became fodder in the White House race, with both presumptive nominees trumpeting their terror-fighting credentials and Newt Gingrich calling for Muslims in the U.S. to be tested on their beliefs. Read more in POLITICS.

5. How Democrats Will Attack Trump’s VP Pick

Democrats plan to tag Donald Trump's newly minted running mate, Indiana Gov. Mike Pence, as a social conservative zealot who reflects Trump's worst qualities, according to several party operatives involved in efforts to tarnish the opposition ticket right out of the gate. Read more in POLITICS.

6. Trump Sidesteps Embarrassing Defeat at RNC

Trump received a major victory Thursday as delegates overwhelmingly opposed last-ditch efforts to derail his nomination. A whip team assembled by the Trump campaign worked closely with officials at the Republican National Convention to defeat anti-Trump delegates' efforts. Read more in POLITICS.

7. Secret 28 Pages of 9/11 Report to Be Released

The long-secret "28-pages" from a Congressional report on 9/11 that are said to explore the alleged involvement of prominent Saudi citizens in helping plan and finance the terror attacks are slated to be released imminently. Read more in INVESTIGATIONS.

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