Air forces have carried out a fresh missile bombardment on rebel-held sections of Aleppo for the first time in three weeks, activists in the besieged city have said.
The British-based Syrian Observatory for Human Rights said the airstrikes struck three neighbourhoods.
There were no immediate details on casualties.
A video released by the Aleppo Media Centre appears to show four airstrikes simultaneously hitting the divided Syrian city.
The British-based Syrian Observatory for Human Rights said earlier that airstrikes had struck three neighbourhoods in the city.
Syrian state TV said government forces had hit what they described as "terrorist strongholds" in the city.
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.