The aircraft is registered to Optimal Health Systems, a holistic health company based in Pima, Arizona, which told USA TODAY on Monday evening that while the small plane was registered to the company...

Authorities are investigating after a small plane crashed into the ocean 5 miles off the coast near San Diego with six people aboard.

The Federal Aviation Administration said the twin-engine Cessna 414 crashed around 12:30 p.m. Sunday not long after it took off.