LIMA, Peru — A former president of Peru died on Wednesday after shooting himself in the head when the authorities tried to arrest him in connection with one of the biggest corruption scandals in Latin American history. A personal secretary for the former president, Alan García, 69, confirmed his death. The secretary, Ricardo Pineda, also told a Peruvian radio station that as the authorities arrived at the former president’s home with an arrest warrant, he locked himself into his bedroom, shot himself and was rushed to a hospital. The charges relate to Odebrecht, a Brazilian construction giant, which last year...