The condition of that injured person was not immediately known, the California Highway Patrol reported.

Former MMA fighter Marcus Kowal and his wife, Mishel Eder, hope to lower the legal limit for driving under the influence in California.

Street racing and alcohol were suspected to be factors in the crash.

Four people were killed and a fifth was seriously injured in the two-vehicle crash.

Leonardo Bravo, 19, was charged with three counts of vehicular manslaughter with gross negligence and one count of reckless driving,

Law enforcement agencies typically recommend people plan their rides home before going out and drinking

There has been little information about what preceded the crash except that the pilot declared an emergency, although investigators did not know what the emergency was.

The pregnant woman was forced to deliver her child prematurely, and the infant is currently in critical condition, police said.

One person was sent to a local trauma center and another was sent to a local hospital after the collision, officials said.