At least 19,000 Armenians have left KarabakhU.S. says Azerbaijan must protect rightsU.S. demands humanitarian and monitoring missionRussia scolds Armenia for flirting with WestAzerbaijan hints at land corridor to TurkeyNEAR KORNIDZOR, Armenia, Sept 26 (Reuters) - Hungry and exhausted Armenian families jammed roads to flee homes in the defeated breakaway enclave of Nagorno-Karabakh, while the United