Health and Human Services Secretary Robert F. Kennedy Jr. shared photos of himself submerged in Washington, D.C.'s Rock Creek with his grandchildren, despite longstanding warnings that high bacterial levels make the Potomac River tributary unsafe.

Robert F. Kennedy Jr. posted photos to social media on Sunday showing him and his family in Washington D.C.’s Rock Creek.

Robert F. Kennedy Jr., the health secretary, shared photos of himself and his grandchildren swimming in waters that handle sewer overflow.