US President Barack Obama says the worst mistake of his presidency was failing to prepare for the aftermath of toppling Libyan leader Col Gaddafi.
Air strikes against Islamic State militants in Sabratha, Libya, have killed at least 30 people.
US President Barack Obama says the worst mistake of his presidency was failing to prepare for the aftermath of toppling Libyan leader Col Gaddafi.
Air strikes against Islamic State militants in Sabratha, Libya, have killed at least 30 people.
