Iraqi forces are set to launch an offensive to drive Islamic State militants out of Anbar province.
The start of the operation - backed by Shi'ite and Sunni forces - was announced on state television, although no further details were given.
A White House official has said that the US-led coalition will support the multisectarian ground force in Iraq in its effort to take back the city of Ramadi from Islamic State fighters.
White House spokesman Josh Earnest said it is important for the force to have control and be in command of Iraq.
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.