spending some of your Tuesday night with us.

>> Kentucky has another confirmed case of the measles bringing the state total to 13 and it's the first case in Kentucky's largest city.

Louisville Mayor Craig Greenberg made the announcement this morning.

>> What the community to know that we have our first confirmed case of measles in Louisville, Jefferson County.

It is a pediatric case.

This individual recently traveled international that having some international travel with his family to a country that is known to have an outbreak of measles and public health is in the process of doing contact tracing to advise people who may have been in contact with this individual public health will tell those that they connect with through the contact, tracing what to do.

But there is a group of people who we will be asking to isolate.

And the reason for that is that measles is an incredibly highly contagious virus.

>> Last week during Governor Andy Beshear is news conference.

We heard from Doctor Steven Stack, the secretary of the Kentucky Cabinet for Health and Family Services about who's least likely and most likely to get the measles >> the rough numbers I use if you're 70 or older, you're considered immune.

Because measles, he freely circulating back.

Then the actual years 1957, if you were born in 1957, or before you are good.

If you did 2 doses of the measles, mumps, rubella vaccine, you are good to 7 year-old or 2 doses of vaccine.

You're good.

There's others like if you had measles and you have laboratory confirmation of measles have been year-olds who KET him.

But for most of the public, you're good.

If the problem is the younger kids these days that there's a growing number are getting immunized, they're also the ones who get the sickest and we have these outbreaks as many as one in 5 children under the age of 5 coming up in the hospital.

That's how sick they get.

My no, no parent wants their kid to feel bad.

So the best way to prevent that protect that is to get 2 doses of vaccine, which are 97% effective in preventing you from ever even getting the disease.

>> The CDC or the Centers for Disease Control reports more than 1200 measles cases are nationwide.

The CDC calls this the worst year for measles in the U.S. and more than 3