News Show will be broadcast from 4pm to 6pm every Friday News BBC Trust review makes some harsh instructions News Station told to do more to reach diverse audience by BBC Trust News Billboard and Nielsen have been discussing change "for months" News Lowe has been at Radio 1 for 12 years, leaving for US role News Group rejected $1m advance from a major label Analysis Radio 2 Top 50 contains exactly the same major/indie ratio Analysis Ed Sheeran's X best-selling album overall with 1.3m tally