Two planes have crashed over Alaska in the US.

Eleven passengers are believed to have been on a Havilland Otter DHC-3. Ten of those passengers have been taken to a Ketchikan hospital. One patient is in critical condition, and the others are in fair or good condition.

The Coast Guard says the 11th person on board that plane is missing.

Five people were on a de Havilland DHC-2 Beaver. The Coast Guard says these people are unaccounted for.