Arizona hasn't had a reported measles case so far this year, but red flags are leading some experts to worry we could see an outbreak like the one in Texas. Why it matters: Some Arizona counties have lower measles vaccination rates than in west Texas,

There’s been increasing anxiety over the last several weeks about an outbreak of measles in Texas and New Mexico. Public health officials in the Southwest are sounding the alarm — including Will Humble,

Arizona hasn’t had any measles cases yet this year, but a local medical expert thinks “it’s just a matter of time” as vaccination rates decline.