FILE - An electronic billboard displays government messages about the coronavirus pandemic in a shopping centre in Leeds, northern England, on November 1, 2020 as England prepares to enter into a second lockdown in an effort to stem soaring infection (OLI SCARFF/AFP via Getty Images)LONDON - A new national lockdown in England may have to last longer than the planned four weeks if coronavirus infection rates don’t fall quickly enough, a senior government minister said Sunday.The lockdown announced Saturday by Prime Minister Boris Johnson is to run from Thursday until Dec.