MUMBAI, India - Police are close to solving the case of the July commuter train bombings in Mumbai that killed more than 200 people, a top official said Thursday. Police have arrested 15 people since the attack, in which seven bombs ripped through the suburban trains in Mumbai, formerly known as Bombay. "We are close to a breakthrough. Investigations are at a crucial stage," said P.S. Pasricha, director-general of police for Maharashtra state. He refused to give any details. "We should be able to reveal details in a few days," Pasricha said. Investigators have said they believe the Pakistan-based Islamic...