doing? >> well, i think the testing requirements are tightening up, so up until now, you could have been tested within 72 hours of travel, that's been tightened up to 24 hours. this is really a move that should have been made back in the spring or summer with the emergence of the delta variant, which has a short incubation period, so the challenge is whether the delta variant or the omicron variant, you could test negative 72 hours prior to flying, but be incubating the virus and positive on the day of flight. so this tightening up of that window is to address that gap, to make sure that people who are boarding planes are truly safe to fly. >> dr. bannick, you're in connecticut, seeing a surge of cases. how concerned are you about the impact of the omicron variant and what are you seeing? >> so thanks for having me on. i think the omicron variant has