Amid a growing trend of domestic terror attacks in the United States, Arizona Republican Sen. Martha McSally wants legislation on the books that makes such acts of violence a federal crime.  Currently there is a criminal statute for international terrorism, but not domestic.

McSally's bill comes as the FBI has issued a new warning about domestic terror threats in the wake of deadly mass shootings in El Paso, Texas and Dayton, Ohio. The bill says "violent extremists could become inspired by these and previous high-profile attacks to engage in similar acts of violence."

Read more: CBS News