President Barack Obama has told the American public last week's shooting attack in California was an "act of terrorism designed to kill innocent people."
In a rare televised address from the Oval Office late Sunday, Obama discussed the attack and sought to reassure Americans on the U.S. strategy to combat terror.
The president said the two killers had gone down the "dark path of radicalization, embracing a perverted interpretation of Islam." But he said there is no evidence yet that they were directed by any terrorist organization overseas, or that they were part of any broader conspiracy in the United States.
U.S.-born Syed Rizwan Farook and his Pakistani wife Tashfeen Malik killed 14 people and wounded 21 at a gathering of local government workers last Wednesday in San Bernardino, about an hour's drive east of Los Angeles. They also planted a pipe bomb that failed to go off, then fled in a large black sport utility vehicle. READ MORE OF THIS STORY ON VOA NEWS ONLINE