Kris Jenner is breaking her silence after the two-time NBA champ was found unresponsive at the Love Ranch brothel in Crystal, Nevada on Tuesday.
"Please pray for Lamar #ourfighter," Jenner tweeted on Wednesday afternoon.
WATCH: Lamar Odom Suffered Heart Attack, Source Says
Jenner has reportedly been by Odom's bedside at Sunrise Hospital in Las Vegas, Nevada where he is in critical condition. Odom's ex Khloe Kardashian has been there as well along with Kim Kardashian, and Odom's father Joe.
Kendall Jenner also appeared to tweet about Odom's condition, writing, "Please don't go."
ET confirmed that the Keeping Up With the Kardashians crew is not filming while the family is at the hospital.
The Nye County, Nevada Sheriff's Office gave a press conference on Wednesday afternoon, releasing audio from the 911 call. The caller told 911 operators that there was fluid coming from the Odom's mouth that he described as "not a deep red" but more of a "pink-ish" color.
MORE: Lamar Odom's Friends and Former Teammates Offer Prayers and Support: 'He's a Fighter'
On Tuesday night, brothel owner Dennis Hof told ET that he did not believe drugs were at play.
"The police looked through his things and they didn't tell us they found anything," Hof told ET. "The girls that were hanging out with him didn't see any use of any illegal drugs at all."
EXCLUSIVE: Lamar Odom Struggled in Las Vegas, Was 'Pretty Much Broke,' Source Says
Odom is believed to have been at the brothel for a four-day stretch, staying in the establishment's High Roller Suite, which starts at $10K per night. A source close to Odom told ET that the 35-year-old has suffered some organ failure, and that while his condition has improved, "it is still dire."