Grief tonight in the aftermath of a heartwrenching act of violence at a Louisiana movie theater. Now as a disturbing picture comes to light about an isolated angry gunman who took the lives of two... See More
Grief tonight in the aftermath of a heartwrenching act of violence at a Louisiana movie theater. Now as a disturbing picture comes to light about an isolated angry gunman who took the lives of two innocent young will and his own. Many are questioning why some one with his history had access to firearms in the first place? ABC's Tom llamas is on the scene. Reporter: A horrifying tragedy in a place most people feel safe. I saw him standing. He was wearing a hat. A big jacket. And I could just see his, you know hand going in a semicircle and the lights coming. Reporter: A night at the movies turning deadly. You hear the first shot. At first your initial reaction is it is not a gun because it would never be a gun. Not here. Reporter: You realize this is real. This guy is shooting everyone in the theater. He was so close to us. Reporter: Tonight new details emerging of the shooter, 59-year-old, John russel houser. Of his victims two dead and nine wounded. And of the terrifying moments after he opened fire inside the Lafayette movie theater. It all began last night. He walked in just like any other patron, purchased a ticket to watch the movie. It didn't set off any alarms with any body. Reporter: Houser attending the 7:10 of "Trainwreck." Sitting alone at the back of the theater. neo-nazi forums citing hitler as being the most successful that ever lived. He also chillingly write, you must realize the power of the lone wolf is the power that comes forth in all situations. Look within yourselves. A Lone wolves are people who are not formally affiliated with organized groups who usually carry out attacks without affiliating with other people. Reporter: This is just the latest in a string of mass killings. Defined when there are four or more victims. According to a "Usa today" time line there have been more than 200 reported mass killings since 2006. By coincidence, president Obama expressing his disappointment hours before the shooting in an interview with the bbc. If you asked me where has been the one area where I feel that I have been most frustrated and most stymied it is the fact that the United States of America is the one advanced nation on Earth in which we do not have sufficient common sense, gun safety laws. Despite having been accused of various crimes and history of mental instability houser was apparently able to buy his gun legally at an Alabama pawnshop. Since the devastating Newtown massacre that killed 20 children and 6 adults, eight states have passed laws requiring background checks. There have been a total of 242 new firearm state laws passed in last two years. Of the laws, 99 tighten gun restrictions. 88 of the laws actually expand the rights of gun owners. Louisiana ranks fifth for the weakest gun laws in the country. Tonight this Louisiana community recently named one of the five happiest places in America remembering its victims. Mayci Breaux, 21 years old, studying to become a radiology technician. Studied to begin radiology school here at Lafayette general. It hrurts for our staff. 33-year-old mother and musician, Jillian Johnson. Her husband posting she was the love of my life and I will miss her always. Of the nine injured tonight, five remain in the hospital. For "Nightline," Tom llamas, in Lafayette, Louisiana. Our thanks to Tom llamas. ABC news will continue to cover the story.
This transcript has been automatically generated and may not be 100% accurate.