At least six children at a day care in Lubbock, Texas, tested positive for measles amid the state's growing outbreak, local officials confirmed to CBS News Tuesday. On Monday, Lubbock Public Health issued immunization recommendations for the whole county following the cases at Tiny Tots U Learning Academy on South University Avenue.

A day care facility in a Texas county that's part of the measles outbreak has multiple cases, including children too young to be fully vaccinated, public health officials say. West Texas is in the middle of a still-growing measles outbreak with 481 cases Friday.

The Texas Department of State Health Services (DSHS) reported 505 cases in the ongoing measles outbreak as of Tuesday, April 8. DSHS said 57 patients were hospitalized.