Nancy Larson

Acting U.S.

Attorney Nancy Larson says notes found at Joshua Yon's home detail a plan to maximize ICE fatalities at the Dallas facility.

Calling this the definition of terrorism.

The 29-year-old killing a detainee and injured two others before fatally shooting himself.

Joe Rothrock, FBI agent in charge of the Dallas field office, noting the suspect engaged in a high degree of pre-attack planning, and they believe he acted alone.

Kristen Goodwin, Fox News.