high school in michigan. allegedly by their 15-year-old class mate. it was the deadliest school shooting since the one at marjory stoneman douglas high school in 2018, and the 28th this year. the parents of the alleged shooter are in jail after pleating not guilty to involuntary manslaughter charges. earlier this week, when presented with the opportunity to expand background checks for gun sales, senate republicans blocked the motion again. if children dying at school can't inspire gun control laws, what can? joining me now once again is cofounder of march for our lives, david hogg. david, it's kind of odd to say nice to see you, given the circumstances that have brought us together again. but i just like your initial reaction to what happened at oxford high school. >> it's horrific. you know, i had -- i have had