ISTANBUL (AP) — Turkey declared a national day of mourning and began to bury its dead Sunday after twin blasts in Istanbul killed 38 people and wounded 155 others near a soccer stadium. It was the latest large-scale assault to traumatize a nation confronting an array of security threats….

ISTANBUL (AP) — Turkey declared a national day of mourning and began to bury its dead Sunday after twin blasts in Istanbul killed 38 people and wounded 155 others near a soccer stadium. It was the latest large-scale assault to traumatize a nation confronting an array of security threats….