Credit: Donald Trump unleashed a torrent of Twitter attacks Tuesday on the party he hopes to lead to the White House, threatening to plunge Republicans into an all-out conflict with just four weeks remaining until Election Day.

Trump escalates fight with GOP leaders as party unity frays

Northern Va. Republicans take different approaches regarding Trump campaign

Trump’s Va. campaign chair fired after ‘stunt’ outside RNC

Column: Calling Trump’s comments ‘locker room talk’ insults everyone

AP FACT CHECK: Trump, Clinton and their debate claims

Athletes take issue with Trump over ‘locker room talk’