Sanctions include limits on imports, suspension on visa-free travel, and ban on hiring Turkish nationals by Russian companies.
GOP presidential candidates incited against reproductive health group before Paris terror provided a more lucrative target.
Suspects, 69 and 25, confessed to being spies for Iran's Revolutionary Guards Quds Force, police chief says.
Macedonia's new policy turning away migrants not from Syrian, Iraq or Afghanistan sparks days of protests from refugees living in tent camps on Greek border.
The dip follows criticism of Trump for comments he made in the aftermath of the Nov. 13 Paris attacks that killed 130 people and wounded hundreds more.
Two people and a police officer with the University of Colorado in Colorado Springs were killed in the rampage, law enforcement officials said.
Abdelhamid Abaaoud also wanted to disrupt the school and transport system in France, report sources close to the investigation.
Brussels-based Salah Abdeslam, wanted in connection with the attacks, is still at large.
After downed warplane incident, Moscow calls Turkey a 'conduit for terrorists'; visa restrictions to take effect on January 1, 2016.
Somber locked-down ceremony held at Invalides monument in Paris; Hollande vows to 'do everything to destroy the army of fanatics who committed these crimes.'