Evo Morales

Bolivia minister: country could face US aviation downgrade

The U.S. could downgrade the country's aviation safety rating because of irregularities that may have contributed to this week's crash of a chartered plane carrying a Brazilian soccer team, Bolivia's Defense Minister said Saturday.

As investigators probe what caused the crash that killed all but six of the 77 people on board, a string of human mistakes and irregularities have emerged, leading experts to conclude that one of the worst disasters in sports history could have been prevented.

Attention has focused on why the British-built regional jet was allowed to attempt the flight between Santa Cruz, Bolivia and the Colombian city of Medellin with barely enough fuel to...