his last job was moscow bureau chief. along the way he won every major award, and of course, the respect of his colleagues for being such an elegant writer. he was married to television correspondent betsy aaron. richard threlkeld was 74 years old. we told you here last night about a homeless high school student here in new york who, despite all the challenges she is facing, is a semi finalist for the intel science competition, the top prize is $100,000. already because some good people were watching us here last night, there is help for her on the way. nbc's rehema ellis is back here to tell us about it. >> reporter: a lot of people were moved by this remarkable teenager's story. she won't be homeless much longer. today at the high school where samantha garvey worked over a marine biology project for 2 1/2 years, officials from suffolk county social services showed up and offered her family a three-bedroom single-family