Khloe Kardashian at Lamar Odom's Bedside as Family Gathers at Las Vegas Hospital

Multiple sources tell ET that Khloe Kardashian has landed in Las Vegas, Nevada and is at her ex Lamar Odom's bedside. She has been with him since 8 p.m. yesterday.

A source close to the Kardashian family told ET on Tuesday night that Khloe and her sister Kim Kardashian were en route to Sunrise Hospital in Las Vegas to be with Lamar, who was hospitalized after he was found unconscious on Tuesday afternoon at the Love Ranch brothel in Crystal, Nevada.

EXCLUSIVE: Brothel Owner Dennis Hof on Lamar Odom: 'He Was in Bad Shape'

“[Khloe] asks that you continue to keep him in your thoughts and prayers and for the media to respect his privacy during this difficult time.,” a source told ET.

Khloe and Kim's mother, Kris Jenner, was spotted outside the hospital looking somber in an all-black outfit and dark sunglasses. She was seen leaving around 4:45 a.m. on Wednesday.

ET confirms that both Kim and Kris were at Lamar's bedside as well as his former Los Angeles Lakers teammate Kobe Bryant and Lakers general manager Mitch Kupchak. Bryant was seen leaving the hospital around 2:30 a.m. on Wednesday.

While Lamar and the Kardashians have had their ups and downs in the press, a source told ET exclusively that the Kardashian family "still loves Lamar."

EXCLUSIVE: Lamar Odom Struggled in Las Vegas, Was 'Pretty Much Broke,' Source Says

"Lamar is not a bad person, he just has very bad demons," the source said, referring to speculation that Odom had allegedly been facing substance abuse problems in recent years. "When Lamar is good, he's good. But when he's bad, there's no way of getting any worse.”