Simplify the following text for a Grade 11 native English-speaking person.
Original: WWE acquired Extreme Championship Wrestling and its video library in 2003 and later began reintroducing ECW through content from the ECW library and a series books , which included the release of The Rise and Fall of ECW documentary .
Simplified: WWE got Extreme Championship Wrestling and its video library in 2003 and later began reintroducing ECW through a series of DVDs and books .