Russian air defences have downed dozens of Ukrainian drones in widely dispersed parts of the country, including two near the country's second-largest city, Saint Petersburg.
On US Presidents And Empty Threats - Above the Law
The president of the United States is a powerful guy. He should not make empty threats. If the president says he's going to retaliate for some conduct, and the conduct occurs, then the president should retaliate in precisely the way he threatened.
If Chemical Weapons Return, We're All in Danger - Here's Why
"Dr. Jennifer Heemstra's research could help U.S. troops identify potential toxins on the battlefield, allowing military personnel to find ways to minimize risk."