There have been true “targeted” bioweapons out there in development for many years.
They are _far_ more precise than this virus.
While certain groups are more vulnerable than others, everyone is vulnerable.
Lots of middle age folks have died in China from this disease.
If this is a bioweapon, it is a really dumb one....
There is no other cause than a bio-weapon.
Walk back everything known and the fact China refuses to cooperate with the CDC.