</center> <p>Time to add one more data point to all future "what if" arguments about last week's massacre at Marjory Stoneman Douglas High School: The school's resource officer, Broward County Sheriff's Deputy Scot Peterson, <a href="https://www.washingtonpost.com/news/post-nation/wp/2018/02/22/armed-sheriffs-deputy-stayed-outside-florida-school-while-mass-killing-took-place/?hpid=hp_hp-top-table-main_pn-fladeputy-625pm%3Ahomepage%2Fstory&utm_term=.bbccf724c289" rel="noopener" target="_blank">didn't enter the school</a> during the shooting rampage.