By Scott Peters The recent shooting at a Grand Blanc Township, Mich., church which killed four people is another tragic reminder of Congress’ failure to protect Americans from gun violence. I took office just weeks after the Sandy Hook Elementary School shooting, where 20 children and six adults were murdered in a barbaric act of gun violence. After this tragedy, I believed Congress would finally feel compelled to reform our gun safety laws. If this slaughter of children didn’t move every...