oronavirus through a massive new testing programme amid fears of a third spike. Emergency teams are being dispatched to secondary schools across the south east of England to swab pupils.Youths in Essex, Kent and London are to have rapid tests as officials fear the capital is to be plunged into Tier 3.The drastic move would force pubs and restaurants to close again before Christmas — and potentially wreck New Year plans for millions of people.Health Secretary Matt Hancock vowed to keep schools open this week as Welsh counterparts told teachers to switch to online learning.Matt Hancock said "by far" the fastest rise in coronavirus infection rates in the south east was in 11 to 18-year-olds.Mr Hancock said: “We need to do everything to stop.