YouTube faces renewed scrutiny over targeted ads on children's content

Multiple advocacy groups allege YouTube serves personalized ads on kids' videos, violating privacy laws.
Google denies the allegations, stating it complies with regulations on children's content.
Independent testing by Fairplay found ads were targeted on "made for kids" YouTube channels.
Lawmakers urge the FTC to investigate YouTube's practices regarding children's data and advertising.
Google maintains it does not allow personalized ads or tracking on videos made for children.