Heavy rains and downpours are moving across the Gulf Coast, bringing flash flooding threats to parts of Louisiana overnight. Meteorologist Lonnie Quinn, with CBS New York, is tracking the storms.

Authorities are investigating whether the 14-year-old suspect in the Georgia school shooting obtained the gun from his father as a gift in 2023, sources tell CBS News.

Lawyers for former President Donald Trump pleaded not guilty on his behalf in the 2020 election interference case. Special counsel Jack Smith updated the wording of the charges in response to the Supreme Court's presidential immunity ruling.

The rewards programs of American, Delta, United, and Southwest Airlines are under federal investigation for how they're affected by extra fees and surge pricing.

Since the 1999 Columbine High School massacre, 388 deadly school shootings have claimed at least 526 lives in the country. Despite countless "thoughts and prayers," the U.S. has yet to find a solution.

Former President Donald Trump outlined his economic proposals if he's elected to a second term in office, throwing his support behind a task force pushed by billionaire Elon Musk, who has called for a complete audit of the federal government.

Magic Johnson has officially joined the ownership group of the Washington Spirit, partnering with Michele Kang, the majority owner of the team and the first woman of color to hold a controlling stake in the National Women's Soccer League. cbsn.ws/3Tjgk0t

Vaping among teenagers has hit its lowest level in a decade. According to a government survey on tobacco use, less than one in 10 high schoolers admitted to using e-cigarettes.

TUNE IN: CBS News will have complete coverage and analysis of the presidential debate on Tuesday, September 10 starting at 8:00 p.m. ET.

U.S. women's soccer star Alex Morgan announced she's retiring from the sport and will play her last match on Sunday.

BREAKING: The father of the Georgia school shooting suspect has been arrested, authorities say. cbsn.ws/3Thpieu

Boeing's Starliner capsule is getting ready to undock and head to Earth unpiloted overnight on Friday. cbsn.ws/4d0z4bU

WATCH LIVE: Authorities hold press conference after arresting father of Georgia high school shooting suspect. cbsnews.com/live/

Tune in at 8:30 pm ET!

Georgia authorities have arrested Colin Gray, the 54-year-old father of the Apalachee High School shooting suspect. He faces several charges stemming from "knowingly allowing" his son "to possess a weapon," authorities said. cbsn.ws/47hYeBz

Barrow County Sheriff Jud Smith said the nine injured victims of Wednesday's Apalachee High School shooting will make a full recovery. "That's a testament to the response that we had." cbsn.ws/47hYeBz

WATCH NOW: cbsnews.com/live/

"I call them heroes." Barrow County Sheriff Jud Smith gives credit to the teachers of Apalachee High School for putting themselves between the shooter and their students, saving many of their lives. cbsn.ws/4dR9BTE

Family and friends are mourning the victims of the Apalachee High School shooting in Georgia. Here are their names: Mason Schermerhorn, 14 Christian Angulo, 14, Richard Aspinwall, 39 Christina Irimie, 53

Two billionaire daughters have reached the U.S. Open semifinals. Here's where their money comes from. cbsn.ws/47kpm2P