and how he wanted to do something he could tell himself at the end of the day that he had made a difference somehow. looking across the room today, i can see that he definitely made a difference. was sworn in as a fargo north dakota police officer just this past april was still in field training when he responded to an accident call on july 14. police say a man armed with multiple guns, explosives in 1800 rounds of ammunition open fire killing officer wallin and injuring two other officers at a civilian. the gunman died in return fire. authorities say mahamad barakat had been surfing the web for information on mass shootings. we also know that the suspect, had h he not been stopd would have likely gone on to shoot and kill others and our fargo community or some other