Fox Entertainment

The mass shooting that killed at least 59 people and wounded hundreds of others in Las Vegas Sunday night was a security expert’s worst nightmare: tens of thousands of people packed into an outdoor venue close to a tall structure — the Mandalay Bay Resort and Casino — that provided a high perch for a gunman.

Music legend Tom Petty died late Monday night at age 66 after suffering a heart attack, but some media outlets, including CBS News, Variety and Rolling Stone, announced his death hours before he died because of erroneous information from the Los Angeles Police Department.

Dana White, the president of the UFC, said it would donate $1 million to the Las Vegas attack victim’s families.

John Rich of Big & Rich performed at the Route 91 Harvest Festival before shots rang out resulting in the worst shooting in the history of the United States.

Controversial Instagram star Dan Bilzerian filmed himself running away during the Las Vegas shooting on Sunday, and the video has caught the attention of Dakota Meyer, who found found it distasteful.

Late night talk show hosts used their monologues to discuss Sunday night’s massacre in Las Vegas that killed at least 59 people and injured nearly 530 others.

Lena Dunham said there is "no way not to politicize" the shooting which left at least 59 people dead and more than 500 hospitalized after a gunman opened fire at the Route 91 Harvest Festival Sunday night in Las Vegas.

"Dancing with the Stars" went on Monday night -- but in a distinctly low-key way after the Las Vegas massacre.

Taylor swift sent bouquets of flowers to a California police department on Monday after one of its officers were shot during the Las Vegas massacre that killed 59 people.

Vanessa Lachey made a return to television with hubby, Nick Lachey, on “Dancing With The Stars” but the mom of three told Fox News she could never see a reality show in the works for the family.

Tom Petty, who rose to fame in the ‘70s as the lead of Tom Petty and the Heartbreakers, died on Monday at age 66.

Jason Aldean is speaking out one day after a gunman took the life of 59 people and injured more than 500 after opening fire during the country singer's set at the Route 91 Harvest Festival in Las Vegas Sunday night.

Late-night host Jimmy Kimmel on Monday used his opening monologue to blast politicians who have their “b***s” stuck in an National Rifle Association “money clip” one day after a gunman killed dozens at a country music concert on the Las Vegas Strip.

YouTube violinist Lindsey Stirling has become a fan favorite with her fast moves and bright smile in the ballroom on this season's "Dancing with the Stars." But Stirling revealed she recently split from her boyfriend.

Tom Petty, who rose to fame in the ‘70s as the lead of Tom Petty and the Heartbreakers, died on Monday at age 66.

Tom Petty, who rose to fame in the ‘70s as the lead of Tom Petty and the Heartbreakers, died on Monday at age 66.

Tom Petty reportedly was taken off life support after he was found unconscious in his California home on Sunday.

CBS has parted ways with one of the company’s top lawyers after she said she was “not even sympathetic” to victims of the Las Vegas shooting because “country music fans often are Republican,” when discussing the mass shooting that unfolded in Las Vegas late Sunday night.

ABC News Chief Foreign Correspondent Terry Moran on Monday slammed “right-wing media” on the heels of the mass shooting in Las Vegas, saying conservatives will “instantly politicize” acts of terror committed by Muslims but not mass shootings by Americans.