--Bernie Sanders and Michelle Obama headlined night one at the DNC in Philadelphia Monday night.  Sanders supporters frequently booed Hillary Clinton's name while cheering Bernie's.  Comedian Sarah Silverman, who supporrted Sanders, told the crowd "to the Bernie or bust people, you're being ridiculous." which brought thunderous applause and chants of "Hillary!"
- Baltimore Mayor Stephanie Rawlings-Blake brought down the gavel for Day One at the Democratic National Convention in Philadelphia.  The mayor opened the convention instead of Debbie Wasserman Schultz, who announced her resignation at chair of the DNC at the end of the convention, after an email leak scandal.
- -National security officials tell ABC News that federal officials believe that operatives affiliated with the Russian government hacked the DNC email system and then pushed the material to Wikileaks in a blatant attempt to influence the U.S. presidential election , or at the very least to make mischief. The national security community is locked in on the breach because of the aggressive nature of what the Russians allegedly did and the fact that it may have ushered in a new era of state sponsored hacking. They weren't just try to get intelligence, they were trying tip the scale, some officials believe. 
--Hundreds of protesters have been marching south of Philadelphia's City Hall in support of former Democratic presidential candidate Bernie Sanders and other causes despite high temperatures that have led a few people to seek medical help. 
--Supporters of Vermont Sen. Bernie Sanders will get to vote for him in a roll call vote on the convention floor Tuesday. Sanders said the roll call vote would happen in his speech endorsing Hillary Clinton earlier this month. 

At least 19 people were killed and about 20 wounded in a knife attack Tuesday at a facility for the handicapped in a city just outside Tokyo in the worst mass killing in generations in Japan. Police said they responded to a call about 2:30 a.m. from an employee saying something horrible was happening at the facility in the city of Sagamihara, west of Tokyo.  A man turned himself in at a police station about two hours later, police in Sagamihara said. He left the knife in his car when he entered the station. He has been arrested on suspicion of attempted murder and trespassing.   The Sagamihara City fire department says that 19 people were confirmed dead in the attack. The fire department said doctors at the scene confirmed the deaths.

We'll learn more about a 27-year-old Syrian who blew himself up on Sunday evening in southern Germany, injuring 15 people.  Officials say he recorded a cellphone video in which he professed loyalty to the Islamic State.

The French Interior Ministry spokesman announced on French public radio that two hostage takers have been killed by police at a church in Normandy, France this morning. One of the hostages inside the church is dead and another hostage is injured. The total number of people inside the church at the time of the incident has not been released and no motive is currently known, according to the mayor's office in Saint-Etienne-du-Rouvray, a town about 80 miles northwest of Paris

Sand Fire flames in the Santa Clarita, CA area have torched more than 33,000 acres by Monday morning, and officials were concerned shifting winds could make matters worse. The raging fire destroyed 18 structures. The containment remains at 10 percent. Mandatory evacuations remain in effect for 10,000 homes, which covers approximately 20,000 residents, and 200 commercial buildings were threatened, according to officials from the Los Angeles County Fire Department and the Los Angeles County Sheriff's Department.

14 states and over 50 million Americans are under either Excessive Heat Warning or Heat Advisory from North Carolina to Massachusetts. This could be the longest stretch heat wave in years. Although Monday is expected to be the hottest for most, Tuesday is a close second, and it stays quite warm all the way through Thursday. Some relief is expected by Friday and into the weekend.

More Russian athletes have been banned from competing at the Rio Olympic Games by their sports' governing bodies. Swimming's FINA and rowing's FISA took action after the International Olympic Committee let sports federations decide if athletes should miss the Games. That was in response to a report on state-sponsored doping in Russia.

The world's first round-the-world flight to be powered solely by the sun's energy made history Tuesday as it landed in Abu Dhabi, where it first took off on an epic 25,000-mile journey that began more than a year ago.

Two people died and 18 were injured after gunfire broke out in the parking lot of a Fort Myers club early Monday morning. Police responded to Club Blu Bar and Grill, on Evans Avenue, around 12:30 a.m. and found several victims suffering from gunshot wounds. Police said they have detained three persons of interest in connection with the shooting. Fort Myers Interim Police Chief Dennis Eads said more suspects are being sought. He also made clear the incident was not an act of terror.

An Indianapolis police officer has been shot and another officer is injured following an expressway chase.  Indianapolis police tweeted Monday evening that the officer who was shot has been taken to a hospital and is being treated for non-life threatening injuries. The extent of the second officer's injuries was not immediately disclosed.

Michael Jordan finally spoke out on Monday about racial tensions in America in hopes of easing conflicts between blacks and law enforcement.