Ugandan Olympian Rebecca Cheptegei has died after being doused in gasoline and set on fire by her former partner. The long-distance runner succumbed to her injuries after sustaining burns to nearly 80% of her body, Lama Hasan reports.

ABC News Legal Contributor @briangbuckmire joins Diane Macedo for the latest on the jury selection in the Hunter Biden tax trial. More: trib.al/7YK9Rct

BREAKING: Hunter Biden plans to plead guilty in tax case in bid to avoid trial, attorney says. Prosecutors accused Hunter Biden of failing to pay $1.4 million in taxes. More: trib.al/iUaySdo

Pres. Biden previously said he would not pardon his son Hunter Biden, who plans to plead guilty to federal tax charges today. With the president no longer seeking a second term, ABC News’ MaryAlice Parks has the latest on the question of whether Biden will maintain his position.

Back-to-school season is underway. "How to Talk to Kids About Anything" author Dr. Robyn Silverman- The Conversation Doc joins Diane Macedo and Stephanie Ramos to discuss managing screen time for homework and research.

Pres. Joe Biden calls for an assault weapons ban, safe storage of firearms and universal background checks during remarks in Wisconsin. "We cannot continue to accept the carnage of gun violence," Biden says.

With just days out from ABC News' presidential debate, VP Kamala Harris is reportedly preparing with a Democratic strategist who is method acting Trump. "She wants to get under Donald Trump's skin and maintain her calm appearance," Selina Wang reports.

During remarks in Wisconsin touting his administration's rural electrification and infrastructure funding, Pres. Biden swipes at former Pres. Trump: "My predecessor promised you that he would redevelop Foxconn factory in Racine. Ya been there lately? He didn't do a damn thing."

Pres. Biden spoke today in Wisconsin. In his last months in office, Biden plans to carry out “his legislative priorities, as well as increasing investments in infrastructure,” ABC News’ Selina Wang reports.

Vice Pres. Harris and former Pres. Trump are gearing up for their first debate, which will air on ABC News on Sept. 10. Our #BigStory panel responds.

In our #Spotlight: Hunter Biden says he will plea guilty in his federal tax evasion case — he could face up to 17 years in prison. Our panel joins Kayna Whitworth to react.

The NFL season kicks off tonight as the Ravens face the Chiefs — and tomorrow, the Eagles will play against the Packers in Brazil. “Obviously the demand for American culture as an export still exists,” ABC News contributor Kaivan Shroff reacts.

“Police may have actually missed multiple warning signs that could have stopped the shooting” at Apalachee High School, ABC News’ Kayna Whitworth reports. The FBI says the suspect “posted guns online and made anonymous threats.”

BREAKING: The father of the teenage suspect in Wednesday's deadly shooting at Apalachee High School in Georgia has been arrested, according to the GBI. Authorities say he faces multiple charges including involuntary manslaughter and second degree murder. trib.al/Iw1kwj6

"She was basically inching me ... [saying] just put a little money in, see what it does for you," scam victim Shai Plonski says. @aaronkatersky digs into "pig butchering," a type of investment scam that authorities claim has robbed U.S. victims of $4 billion.

NEW DETAILS: Faith Abubéy is in Georgia with more on the arrest and murder charges against the father of the alleged school shooter at Apalachee High School. "Investigators believe ... [the father] knowingly allowed [his] son to posses that weapon." trib.al/PsOVvlz

.beabadoobee might be a "proper grown-up" — but she's "still figuring a lot of things out." The singer-songwriter joins @Ashan on tonight's #PrimePlaylist as she celebrates the release of her third album, "This is How Tomorrow Moves."

Former FBI agent Brad Garrett explains why he believes the arrest of the father of the 14-year-old high school shooting suspect in Georgia could set a new legal precedent. "Many times there is a tie to what the parents have available: firearms."

.Stuart Stevens joins Juju Chang to discuss the state of the Republican party leading into the election as some GOP lawmakers endorse Kamala Harris: "It just shows the collapse of the party as a traditional, center-right American political party."

"This is a way of asking questions that are impossible to answer." Director Lana Wilson and empath Phoebe Hoffman join Juju Chang to talk about their new film “Look Into My Eyes” which follows a group of self-proclaimed psychics and their clients.