A military transport plane carrying students from an aviation school has crashed in northeastern Ukraine, killing at least 22 people on board, officials have said.

Four people have been wounded in a knife attack near the former offices of satirical magazine's Charlie Hebdo in Paris, police have said.

Two people have been seriously wounded in a knife attack near the former offices of satirical magazine Charlie Hebdo in Paris.

French terrorism authorities are investigating an attack that wounded two journalists near the former offices of satirical newspaper Charlie Hebdo in Paris.

Patients with sufficient levels of vitamin D are less likely to experience complications and die from COVID-19, according to a new study in the US, while another has found it also reduces infection rates.