Companion (Doctor Who) "Face the Raven", but in a subsequent episode ("Hell Bent") her time stream is frozen at the moment of death by the Time Lords so that they can interrogate her about the Hybrid; the Doctor takes advantage of this to save her life, but she remains technically neither alive nor dead, does not age or have a pulse. After her departure as a companion of the Twelfth Doctor, she teams with the immortal Ashildr and travels in a stolen TARDIS. Other companions died in alternate timelines or alternate lives. "Brigade Leader" Alistair Lethbridge-Stewart, "Section Leader" Liz Shaw, and "Platoon Leader"
Companion (caregiving) clients or their families over the caregivers' activities and tasks. In the United States, the laws regulating companion care in private homes vary from state to state. Some states, such as Tennessee, require home care companies. Others do not. California currently does not provide any licensing nor any consumer protection regulatory oversight over in-home care companies unless those companies are also licensed as "home health agencies" that are specifically licensed to provide skilled nursing care in patients' homes. Companion (caregiving) In health care and caregiving, a companion, sitter, or private duty may be a nursing assistant or similar professional who