Suicide bomb attack at Saudi mosque has killed at least one person and dozens injured.
The bomb attack took place at a Shia mosque in the southern city of Najran, in Saudi Arabia near the border with Yemen.
Police found a letter by the bomber addressed to his parents confirming his intention of the attack, according to an interior ministry statement.
The Islamic State (IS) militant group claimed responsibility for this attack, saying in it’s social media posting that it had targeted the country’s Shia minority.