Besides, a “gunman” (note the implied pejorative – “Scumbag Murderer” is much more apt) intent on slaughtering human beings is not likely to be deterred by “gun laws,” and this one was no exception. [More]
The killer may not help advance their narrative as much as the gun-grabbers were hoping for.
It appears he was convicted under Michigan Penal Code Section 750.227c, a misdemeanor which carries a potential sentence of up to 2 years.
Under 18 U.S. Code § 922(g)(1):
“who has been convicted in any court of, a crime punishable by imprisonment for a term exceeding one year;”
He was still a lifetime prohibited person.