RED BARBLUE BARA couple of days before the Fourth of July, I was walking home after a proper, socially distanced outdoor breakfast with a good friend, and noticed on my lower Manhattan block two white sedans marked in red and blue, “US Department of Homeland Security.”I thought it was odd. I’d never seen them in my neighborhood before, and what especially struck me was that the cars each had those heavily reinforced partitions separating the driver’s seat from the back—like in a police car for holding someone arrested or being taken in for questioning.ADVERTISEMENTWhat gives? I never could...…RED BARBLUE BARA couple of days before the Fourth of July, I was walking home after a proper, socially distanced outdoor breakfast with a good friend, and noticed on my lower Manhattan block two white sedans marked in red and blue, “US Department of Homeland Security.”I thought it was odd. I’d never seen them in my neighborhood before, and what especially struck me was that the cars each had those heavily reinforced partitions separating the driver’s seat from the back—like in a police car for holding someone arrested or being taken in for questioning.ADVERTISEMENTWhat gives? I never could...WW…