The article in the BBC that Sara cites is this:
https://www.bbc.com/news/health-53218704?
It's a new strain, but current vax could be adapted for it.
"While it is not an immediate problem, they say, it has "all the hallmarks" of being highly adapted to infect humans and needs close monitoring.
As it's new, people could have little or no immunity to the virus.
That virus, called A/H1N1pdm09, is now covered by the annual flu vaccine to make sure people are protected."