The dictator's choice of voting location sent "a message telling the opposition that we are celebrating through your demise," one Syrian analyst tells NPR.
Researchers say this number could be much higher, and that Syrian President Bashar Assad's regime carried out 98 percent of them, dropping chlorine gas, sarin and sulfur mustard gas on civilians.
The finding is consistent with experts' suspicions. The Organisation for the Prohibition of Chemical Weapons stopped short of saying who was responsible. The U.S. blames the Syrian regime.
From Egypt to the Philippines, the president's praise of despotic and brutal leaders is raising eyebrows. He also has potential business conflicts in or related to all of the countries.
Dozens of victims of Tuesday's attack were treated at a decontamination center across the border, and autopsies of the dead showed chemical weapons were used, the Turkish government says.
The White House says it's confident former national security adviser Michael Flynn said "nothing wrong or inappropriate" to the Russian ambassador. Releasing the transcript would help clear that up.
In an interview with The Associated Press, Assad blamed the U.S. for the collapse of a fragile truce earlier this week and denied carrying out well-documented human rights abuses.
In government-held areas, citizens queued up to cast ballots Wednesday. The vote, which coincides with the start of peace talks in Geneva, is expected to usher in an assembly loyal to the president.