UPDATE: Carrie Fisher's brother Todd Fisher told Entertainment Tonight that his sister remains in Intensive Care after being taken ill on a flight on Thursday, 23 December.
"She is in the intensive care unit, she is being well looked after," Todd told the outlet. "If everyone could just pray for her that would be good. The doctors are doing their thing and we don't want to bug them. We are waiting by patiently."
Todd added that his actress sister's condition wass still unknown. "We don't know. We hope for the best," Todd explained. "We certainly do not know her condition, that's why she is in ICU. I'm sure everyone wants to speculate, but now is not the time for that."
ORIGINAL STORY: Star Wars actress Carrie Fisher has reportedly suffered a heart attack while flying from London to Los Angeles.
The 60-year-old actress, who has been promoting her new book The Princess Diarist in the UK, "stopped breathing" according to a fellow passenger. The Los Angeles Times reports the actress suffered a "cardiac episode" and was rushed to hospital in a critical condition, citing emergency officials.
The United Airlines flight touched down in Los Angeles at noon and paramedics rushed on board. A spokesperson for the airline confirmed, “Medical personnel met United flight 935 from London to Los Angeles upon arrival today after the crew reported that a passenger was unresponsive.
“Our thoughts are with our customer at this time and any requests for additional information should be directed to local authorities.”
A Los Angeles Fire Department spokesman confirmed to Reuters that emergency medical personnel met an arriving flight at the airport to treat a patient in "cardiac arrest," rendering "immediate advanced life support" to the patient before the individual was taken to a hospital.
But the spokesman, Erik Scott, did not release any details regarding the patient's identity, age or sex, citing medical confidentiality laws.
Shortly after the flight landed, fellow passenger, YouTube performer Anna Akana took to Twitter. "Don’t know how else to process this but Carrie Fisher stopped breathing on the flight home," she wrote. "Hope she’s gonna be OK. So many thanks to the United flight crew who jumped into action, and the awesome doctor and nurse passengers who helped.”
Comedian Brad Gage added, "I'm in complete shock. @AnnaAkana and I sat in front of Carrie Fisher on our flight from London and she was just taken off the plane by EMTs."
As news of Ms Fisher's plight broke herStar Wars costars took to Twitter to send her their support and love.
"As if 2016 couldn't get any worse....sending all our love to @carrieffisher," wrote Mark Hamill.
"Thoughts and prayers for our friend and everyone's favorite princess right now. .@carrieffisher," added Peter Mayhew.
HELLO! has contacted Ms Fisher's representatives for further details.