It is not clear who is behind the attacks which come as Russia intensifies strikes in the Black Sea as part of its war against Ukraine.

Belgian physicist Prof Francis Halzen has won for his pioneering work on an observatory that detects particles from space.

The patient had been living in DR Congo, where more than 4,000 people have died from the disease this year.

President Bola Tinubu describes the crash as a "painful moment" for the military and the entire nation.