Bolivia ? An American charged with setting off hotel explosions that killed two people said Thursday he was innocent and accused the Bolivian government of being behind the attacks.

Triston Jay Amero, 24, and his pregnant Uruguayan girlfriend, Alda Ribeiro, 45, were charged with the bombings on March 22 and are in jail awaiting trial.

The bombs, set off in two low-cost hotels in the historic district of the Bolivian capital, La Paz, killed two Bolivians and injured seven people, including an American woman.