Police in Argentina are moving full steam ahead in the Liam Payne death investigation, raiding the hotel where the former One Direction singer plunged to his death. Sources close to the investigation told Us Weekly on Wednesday,

The 31-year-old singer was found dead after falling from the third floor of a hotel in the trendy Palermo neighborhood of Argentina’s capital, Buenos Aires police said.

Payne, who was one of the group’s standout singers, fell from the third floor of a hotel in Buenos Aires, emergency services officials said.