This kid was killed in DC in part because Scalia and the Republican judges prevented DC from regulating guns properly.

Scalia and Roberts and Alito and Thomas contributed to THIS KID’s death. This kid. Right here. Scalia bears responsibility for his death.

Being loud. Trial lawyers are taught this rule:

If you have the facts, pound on the facts.
If you have the law, pound on the law.
If you don't have either, pound on the table.

The above rule paints vehemence as an act of desperation. But it can also be a way to seize control of the agenda, use up the opponent's time, or just intimidate the easily cowed.

An appeal to pity (also called argumentum ad misericordiam, the sob story, or the Galileo argument) is a fallacy in which someone tries to win support for an argument or idea by exploiting his or her opponent's feelings of pity or guilt. It is a specific kind of appeal to emotion.