enjoyed time in the zone for producer sal, dom and paul. have a great night. oducer sal, dom and paul. have a great night. thanks for watching. >>> welcome to the "overnight news." i'm elaine quijano. millions of americans head back to work this morning after a holiday weekend that for most included turkey, football, parades, and shopping. there was black friday, small business saturday, and today is cyber monday. millions will be surfing the web, many of them at work searching for bargains. meg oliver has the story. >> reporter: workers at this fulfillment center outside new york city are on the front lines of the frantic holiday shopping season. amazon has hired 120,000 seasonal employees across the country to meet the demand. conveyor belts have been running 24 hours a day to get packages delivered to online shoppers in time for the holidays. online black friday sales surpassed last year by more than 18%. and cyber monday, the speed of shopping is only expected to intensify. in 2016, amazon alone processed 64 million orders worldwide on cyber monday. that's