The Conservative MP Mark Pritchard has said that new laws should be brought in requiring the families of people who travel abroad to take part in jihad to contact police.
"I think we need to look at every measure that would increase our national security", he told Good Morning Britain.
He added that it was "incumbent" on family members to report those who had gone abroad to fight in the interest of protecting their own local communities and the national interest.
More top news
A funeral is to be held outside in the US state of Georgia for Bobbi Kristina Brown, daughter of the late Whitney Houston and Bobbi Brown.
Experts have warned that Ash dieback's impact on millions of trees could have serious consequences for the landscape and wildlife.
White House officials said that the US intelligence community has confirmed the death of Afghan Taliban leader Mullah Omar.