A traffic police officer and the suspect were killed in the explosion, Russian officials say.

Last month, Panama's Supreme Court cancelled the contracts of a Hong Kong based firm that allowed it to operate the ports.

The inquiry comes after 15 people were killed and dozens hurt when two gunmen opened fire at a Jewish event.

The threat comes after the Supreme Court ruled on Friday that Trump had exceeded his authority in enacting a sweeping global programme of tariffs.

The State Department has ordered non-essential staff to leave the embassy in Beirut after a security review.

Sergiy Kyslytsya is among those trying to negotiate an end to the conflict, which is entering its fifth year.