They didn't need the BF anymore, already got all the evidence they needed from his 999 call and the bodycam footage.
its a jury, they can make a decision, she's a popular TV presenter
No complainant, charges are normally dropped unless its exceptional circumstances
Two people I knew got into a fight years ago, one of them broke a bottle and stabbed him in the back of the neck, the guy wouldnt press charges, CPS did anyway and he got 5 years
Again, exceptional circumstances