Tests to determine if Brazil's ex- first lady legally dead

Workers Party supporters stand outside the Sirio Libanes hospital, where former first lady Marisa Leticia Lula da Silva is hospitalized in Sao Paulo, Brazil, Thursday, Feb. 2, 2017. Doctors and ex-President Luiz Inacio Lula da Silva said Thursday that Brazil's former first lady no longer has brain function and they are preparing to donate her organs. Marisa Leticia Lula da Silva, 66, had been hospitalized in Sao Paulo since Jan. 24 after suffering a stroke.(AP Photo/Andre Penner) (The Associated Press)

FILE - In this Sept. 14, 2007 file photo, Brazil's President Luiz Ignacio Lula da Silva, left, walks with his wife Marisa Leticia upon arrival to a military airbase in Torrejon de Ardoz, Spain. Doctors and the former president said Thursday, Feb. 2, 2017 Brazil's former first lady no longer has brain function and they are preparing to donate her organs. The 66-year-old former first lady had been hospitalized in Sao Paulo since Jan. 24 after suffering a stroke. (AP Photo/Paul White, File) (The Associated Press)

FILE - In this Jan. 25, 2008 file photo, Brazil's President Luiz Inacio Lula da Silva, right, talks with his wife Marisa Leticia at a ceremony in memory of the Holocaust at the Itamaraty Palace in Rio de Janeiro, Brazil. The former first lady, a constant and strong presence at the side of her husband during his rise to the presidency and his recent fall, has died on Feb. 3, 2017, hospital authorities said. (AP Photo/Ricardo Moraes) (The Associated Press)