A nonprofit children's advocacy group has launched an ad buy against Sen. David VitterDavid VitterOvernight Energy: Trump set to propose sharp cuts to EPA, energy spending Former La. official tapped as lead offshore drilling regulator Former senator who crafted chemicals law to lobby for chemicals industry MORE (R-La.) hitting him for not supporting the current health care proposals in Congress.

The group, Vote Kids, notes that Vitter has received more than $1 million from the health care and insurance industry and urges him to put children first.

"Call Sen. Vitter and tell him to look our for our children -- not the health insurance industry," the ad says.

The ad buy is $36,000. Vitter is likely to face Rep. Charlie Melancon (D-La.) in what could be one of the top Senate races next year.