As they get closer to their season opener in Japan, the Oakland Athletics and Seattle Mariners are jittery. They're not the only ones - with war possible, major league baseball is wondering whether now's the time to play ball so far from home. There were no plans Monday for the teams to call off their trip to Tokyo. The A's and Mariners are supposed to leave in a couple of days and scheduled to play a two-game series beginning March 25. But commissioner Bud Selig and baseball officials were busy talking to the State Department, the FBI and other government...