Police are appealing particularly to British Muslim women to prevent their loved ones from joining the Syrian conflict.
As part of a campaign to curb rising numbers of would-be British jihadis, the country's counter-terrorism unit said it wanted women to be aware of what to do if they feared any men they know may be travelling to the country to fight.
Around 400 Britons are believed to have gone to Syria over the last two years, authorities believe, with an estimated 20 having died, including one man suspected of carrying out a suicide attack.
Abdul Waheed Majeed, 41, is believed to have driven a lorry to a jail in Aleppo before detonating a bomb in February.
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The boy was found unconscious and in cardiac arrest and was rushed to hospital where he died.
The victim, who was wearing her uniform at the time, was found knocking on doors nearly four hours after she was abducted.
There will be gales across Scotland and northern England this morning, but these will gradually ease through the afternoon.