Firefighters and police work to tow the wreckage of a police helicopter that crashed into Guanabara Bay in Rio de Janeiro, Brazil, Monday, Jan. 14, 2019. A Brazilian police officer died and three others were hospitalized Monday after their helicopter crashed. (AP Photo/Leo Correa)

Firefighters tow an underwater police helicopter that crashed into Guanabara Bay in Rio de Janeiro, Brazil, Monday, Jan. 14, 2019. A Brazilian police officer died and three others were hospitalized Monday after their helicopter crashed in Rio de Janeiro's Guanabara Bay. (AP Photo/Leo Correa)

Firefighters and police work to tow the wreckage of a police helicopter that crashed into Guanabara Bay in Rio de Janeiro, Brazil, Monday, Jan. 14, 2019. A Brazilian police officer died and three others were hospitalized Monday after their helicopter crashed. (AP Photo/Leo Correa)

A police officer stands guard as firefighters try to recover the wreckage of a police helicopter in Rio de Janeiro, Brazil, Monday, Jan. 14, 2019. A Brazilian police officer died and three others were hospitalized Monday after their helicopter crashed in Rio de Janeiro's Guanabara Bay. (AP Photo/Leo Correa)