    Senterice’1; What was'the one linear- HD. chanel:  Virgin .Media ‘carried: from, Novernber .2006 to.  duly 2009?    Sentence 2: Virgin’ Media has claimed’ that other.  HD ‘channels: were. "locked ‘up". or otherwise  withheld -froni. their’: platform; -although: Virgin.  Media “did in fact.have.an, option to carry  Channél 4 HD in the future: