That is a factual misstatement. The Covid-19 virus is related to SARS and MERS. That is how it was able to be detected so quickly.The Wuhan Flu is nothing more than the Asian Flu that goes around every year.
Coronaviruses
Coronaviruses are a priority for NIAID. Three forms have emerged over the past two decades. These cause the serious and widespread diseases SARS, MERS, and COVID-19.
www.niaid.nih.gov
FWIW, the first US person infected with Covid-19 just died, in WA state. There are one, possibly 2 cases in the state that are community spread, with not travel involved.