david marcus facebook vice president of messaging products watches a display showing new features of messenger during the keynote address at the f8 facebook developer conference tuesday april 12 2016 in san francisco facebook says people who use its messenger chat service will soon be able to order flowers request news articles and talk with businesses by sending them direct text messages ap photoeric risberg 2mywrnb.jpg from facebook 广告组认准飞机tg：ppy883） qko View Photo