It is called becoming anesthetized.
administer an anesthetic to (a person or animal), especially so as to induce a loss of consciousness.
deprive of feeling or awareness.“tragedy of a magnitude that anesthetizes the mind”
New Orleans shooting leaves 3 dead, 7 injured
NEW ORLEANS — Three people were killed and seven others were injured during a shooting in New Orleans, officials said. The New Orleans Police Department said they are searching for two suspects who opened fire on a crowd of people on the 3400 block of South Claiborne Avenue.
Small potatoes now, barley noteworthy.