WASHINGTON — Across the United States, many Americans are celebrating their country’s 250th birthday by closing their ears to all the partisan shouting. All the fingernails-on-chalkboard screeching out of Washington. All the clamor of social media agitprop. Instead, in varied ways, they are tuning into their own personal concepts of America the Beautiful. kAmx? pDD@4:2E65 !C6DD :?E6CG:6HD H:E9 4:E:K6?D :? E96 52JD 367@C6 E96 u@FCE9[ 2FE@ E649?:4:2? y@6 uFBF2\q6;2C2?@[ :?