Investigators are trying to piece together how a stolen airplane ended up at San Gabriel Valley Airport Sunday in El Monte Sunday night.

El Monte police said that they were told to be on the lookout for a Cessna plane that was stolen from La Verne Airport. Then at around 10:30 p.m. on Sunday, officers and security guards spotted the plane on the tarmac of San Gabriel Valley Airport.

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When officers inspected the plane, no one was inside, and there were no signs of forced entry, the police department said.

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