Three new counties have been added to the outbreak area, which has seen nine more cases over the past week, according to state data released on Friday.

State health officials have removed three Texas counties from the list of counties with active measles spread.

Measles cases linked to a West Texas outbreak have now been confirmed in two North Texas counties, marking the virus's continued spread across the state. State health officials said cases have been identified in Collin and Rockwall counties,