The summit will feature the highest-profile talks in years on the war between Ukraine and Russia-backed separatists, but the parties will have to bridge major divides to find a permanent end to the c…

The United States is being flooded with fentanyl-laced fake pills, exacerbating an opioid crisis already spiraling amid the pandemic.

With Turkey’s latest military offensive, here’s a rundown of the different forces in the region.

U.S.-Russia bilateral relations have fallen to a new low, with Ukraine, Belarus, cyberattacks, and nuclear weapons among the biggest disagreements. What’s the best way to judge this summit’s success?…