Three explosions targeted a bus carrying Japan midfielder Shinji Kagawa's Borussia Dortmund soccer team Tuesday forcing the postponement of the Champions League quarterfinal first leg at the German team's home stadium.The blasts, described by German police as a "targeted attack on Borussia Dortmund's team" occurred shortly after the bus departed from the team's hotel. Spanish defender Marc Bartra required surgery after suffering a fractured wrist when he was sprayed with glass fragments from a window of the bus.Investigators said they found a letter appearing to claim responsibility for the…READ FULL ARTICLE