Turkey declared a national day of mourning and paid tribute to the dead Sunday after two bombings in Istanbul killed 38 people and wounded 155 others near a soccer stadium. The Kurdistan Freedom Falcons, or TAK, said two of its members had sacrificed their lives in the Saturday night attack that targeted security forces outside the Besiktas stadium shortly after the conclusion of a match. ''Two of our comrades were heroically martyred in the attack,'' according to a statement posted on TAK's website. More...