Lee Anderson defects from Conservatives to Reform UK, becoming party's first MP
- Former Conservative MP Lee Anderson has defected to Reform UK party
- Anderson was suspended from Conservative party for controversial comments about London mayor
- Anderson becomes Reform UK's first ever MP
- Anderson ruled out calling a by-election in his seat
- Reform UK leader Richard Tice said Anderson will be a "champion" for the party's plans to supplant Conservatives in the "Red Wall"