In the aftermath of the mass shooting in Uvalde, Texas, and elsewhere, gun reform continues to be a constant point of debate in the U.S., many are now advocating for red flag laws. But, in an interview with NBC Nightly News host Lester Holt this week, Attorney General Merrick Garland admitted that flagging signs of violence can be a bit hard for the DOJ.Though the interview was largely about the ongoing investigations into former president Donald Trump and others surrounding the events of Jan.