Pound Whipsawed by Virus Concerns, Relief on Brexit-Talks Offer Bloomberg 12/21/2020 Michael G. Wilson, Jill Ward and William Shaw (Bloomberg) -- The British pound slumped the most since March on concerns about a new strain of coronavirus in the U.K., then pared much of the decline as Prime Minister Boris Johnson made another offer to salvage Brexit talks. Popular Searches Sterling tumbled as much as 2.5% to $1.3188 before recovering most of that in New York afternoon, down only 0.4% to $1.3475 as of 3:25 p.m. Investors were spooked earlier as another Brexit deadline went pa...