Clashes erupt between Armenia, Azerbaijan

Yerevan says it responded to an air and artillery attack on the disputed Nagorno-Karabakh region Clashes erupted between Armenia and Azerbaijan on Sunday over the volatile Nagorno-Karabakh region, reigniting concern about instability in the South Caucasus, a corridor for pipelines transporting oil and gas to world markets. Both sides, which …

Read moreClashes erupt between Armenia, Azerbaijan