The 10th annual Orthodox-Oriental Orthodox Prayer Service for the United Nations Community will be held on Wednesday, Nov. 8, at Holy Trinity Greek Orthodox Cathedral (337 East 74th St., New York City), at 6:45 p.m. Greek Orthodox Abp. Demetrios, Diocesan Primate Abp. Khajag Barsamian, diplomats from UN attending. Open to the public; reception will follow. Click on the links to RSVP (by Nov. 6) and to view a flyer.