CALGARY -- Officials say two people from Arizona, along with 14 dogs they were taking to an animal rescue organization north of Calgary, have died in a crash in Idaho.

Emergency crews were called to the scene on Interstate 15, just west of Shelley, Idaho, Friday morning.

State police say the truck was heading north when it lost control and went off the road. It crashed into the median, then struck an embankment.

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(Supplied/Idaho State Police)

The vehicle was loaded with 48 dogs in kennels that were being delivered to an animal rescue organization in the Calgary area.

Fourteen dogs died in the crash and 18 are being cared for by other rescue groups in Idaho. The 16 remaining dogs are unaccounted for.

There is no information on the driver and passenger that died.

The cause of the crash is under investigation.