The position has been open since Karoline Leavitt left in August.
The 2009 mass shooting left 13 people dead and wounded 32 others.
The government has spent at least $2.5 million on the ads.
Climate change, guns and religion in schools are among cases headed to SCOTUS.
The U.S. Air Force has brought home its bombers stationed at a U.S.-run military air base in England used to strike Iran following an investigation into a planned terror attack at the RAF Fairford base.