India, Dec. 30 -- The search for 19-year-old Camila Mendoza Olmos, who vanished from her San Antonio, Texas, home on Christmas Eve, has entered its fifth day. The search has now entered a critical phase as law enforcement and community volunteers continue efforts to locate the teenager.

The Bexar County Sheriff Javier Salazar believes that Olmos may be in "imminent danger."

The Sheriff's Office (BCSO) reports that Mendoza Olmos was last seen walking out of her home in the 11000 block of Caspian Spring, which is close to Loop 1604 and Shaenfield Road, at approximately 6:58 a.m. on December 24.

Rosario Olmos, Olmos' mother, informed investigators that her daughter usually goes for walks in the morning. She became worried and reported her...