A sixth-grader in Calvert County was suspended for forming his hand into a gun on his bus ride to school, an incident that adds to a string of recent high-profile cases involving punishments for children who gesture with imaginary weapons. Carin Read, mother of the 11-year-old student at Mill Creek Middle School in Lusby, filed an appeal of the suspension late last week, after a principal denied her request to remove the alleged infraction from her son’s school records. The boy had already served a day-long in-school suspension, and Read argued that he should not have a permanent record over...