President Trump appeared to back down late Saturday on the idea of imposing an enforceable quarantine on coronavirus hot spots like New York, deeming the measure “not necessary” just hours after he sparked criticism for floating it as an option. “On the recommendation of the White House CoronaVirus Task Force, and upon consultation with the Governor’s of New York, New Jersey and Connecticut, I have asked the @CDCgov to issue a strong Travel Advisory, to be administered by the Governors, in consultation with the Federal Government,” Trump tweeted on Saturday evening. “A quarantine will not be necessary. Full details will be released by CDC tonight. Thank you!”The CDC later released a travel advisory urging New York, New Jersey, and Connecticut residents to avoid “non-essential domestic travel” for 14 days. The announcement came shortly after New York Gov. Andrew Cuomo warned against the proposed quarantine of “hot spots,” saying it would be nothing short of a “federal declaration of war...