An Islamic State flag was found by the body of a gunman shot in a house raid near Brussels, authorities said.
Two suspects escaped during the anti-terrorism raid, which was linked to the Paris attacks.
Two militant suspects have been detained after the Brussels shooting on Tuesday, Belgian broadcaster VTM reported on Wednesday.
VTM cited no source and the judicial authority were not immediately available for comment.
Earlier reports said that police were searching for two suspects who fled when officers killed an unidentified armed person during the raid linked to the Paris attacks.
The Democratic presidential candidate may also have shown his cards on his choice of running mate.
The US president also shared a post on Twitter accusing Dr Anthony Fauci of misleading the public over hydroxychloroquine.
Fears over an impending second wave of coronavirus dominates Wednesday’s front pages.