Russia's President Vladimir Putin has vowed to "fiercely and consistently continue the fight against terrorists until their complete annihilation" following the twin suicide bomb attacks on the city of Volgograd.
The International Olympic Committee (IOC) said it is confident the Russian authorities can delivers a "safe and secure" Winter Olympics in Sochi after a second suicide attack on the city of Volgograd.
IOC president Thomas Bach said: "This is a despicable attack on innocent people and the entire Olympic movement joins me in utterly condemning this cowardly act. Our thoughts are with the loved ones of the victims.
"I have personally written to the president of the Russian Federation, Vladimir Putin, to express our condolences to the Russian people and our confidence in the Russian authorities to deliver safe and secure Games in Sochi.
"I am certain that everything will be done to ensure the security of the athletes and all the participants of the Olympic Games."
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.