Europe|Fighting Flares Between Azerbaijan and ArmeniaThe governments of both countries reported action with tanks, military helicopters and artillery in a rapid escalation of a long-simmering conflict.A military convoy the disputed mountain enclave of Nagorno-Karabakh in 2017. Fighting between Azerbaijanis and Armenians flared in the region on Sunday.Credit…Celestino Arce/NurPhoto, via Getty ImagesSept. 27, 2020Updated 9:52 a.m. ETMOSCOW —…