Simplify the following text for a Grade 8 native English-speaking person.
Original: Ending several weeks of speculation on 10 September 2005 Red Bull announced it would take control of Minardi in November and run it as their `` rookie team '' from 2006 .
Simplified: On 10 September 2005 Red Bull announced it would take control of Minardi in November and run it as their `` rookie team '' from .