A family of 12 from Luton could have fled to Syria after going missing, police have said.
The family, including a baby and two grandparents, have not been seen since May after visiting their home country of Bangladesh and are thought to have stopped in Turkey on their way home.
Bedfordshire Police Police said they are investigating and that "there is a suggestion that the family may have gone to Syria".
"They flew back to Istanbul on 11 May and were due to fly back to Heathrow on 14 May," a spokesperson said.
"However they failed to return and were reported missing by a relative in Luton on 17 May."
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