Son of ex-Somali political aide held over UK lawmaker stabbing

Ali Harbi Ali, the son of an ex-media adviser to a former prime minister of Somalia, has been arrested by British police under anti-terrorism laws following the killing of lawmaker David Amess, a source close to the investigation and British media said.

Amess, 69, from Prime Minister Boris Johnson's Conservative Party, was knifed repeatedly as he met constituency voters in a church...