AP Top Business News at 5:32 p.m. EDT

Berkshire Hathaway boosted stake in Alphabet, homebuilders in the second quarterUS civil rights agency denies issuing order halting all federal class discrimination complaintsUS retail sales slump unexpectedly and sharply after a summer tax-refund boost fadesLuigi Mangione pleads guilty to federal stalking charges in the killing of UnitedHealthcare CEOWall Street slips from its record following the latest weak update on the US economyOnline forum Reddit will join the influential and closely tracked S&P 500 indexHow to help after Colombia's devastating earthquakeAn 'influencer' degree? Colleges bet on content creator major as critics question its valueBezos and Saverin join a consortium buying a minority stake in LiverpoolMaryland tax court voids digital ad tax, orders refunds to Apple, Goo