Complex sentence: The service does not extend to breakfast bulletins (i.e. during GMTV), however, viewers now receive "GMTV News" at this time, which is a service covering the Thames Valley and the rest of the Meridian franchise area.
Split into simpler sentences: The service does not extend to breakfast bulletins (i.e. during GMTV), however. Viewers now receive "GMTV News" at this time, which is a service covering the Thames Valley and the rest of the Meridian franchise area.