The advertising campaigns and promotional events that sponsors usually mount in the months before the Olympics have been canceled or pared down, depriving Dentsu of what analysts say is one of the most lucrative parts of the sporting pageant.
The advertising campaigns and promotional events that sponsors usually mount in the months before the Olympics have been canceled or pared down, depriving Dentsu of what analysts say is one of the most lucrative parts of the sporting pageant.
Newspaleti 
The advertising campaigns and promotional events that sponsors usually mount in the months before the Olympics have been canceled or pared down, depriving Dentsu of what analysts say is one of the most lucrative parts of the sporting pageant. 
