U.S. Health Secretary Robert F. Kennedy Jr. said last week he would send Texas 2,000 doses of the measles, mumps and rubella vaccine through its immunization program. Kennedy founded the anti-vaccine group Children’s Health Defense, but has said he would not prevent Americans from getting vaccinated.

The number of measles cases associated with an outbreak in western Texas has grown to 198, according to new data released Friday.

Texas and New Mexico on Friday reported an additional 59 cases of measles for a total of 228 known infections in those states, where an outbreak that began in West Texas in late January has spread, causing the first U.