This rivetingly tense Bafta-winning drama crackles with raw energy. Its third series is its finest yet – and is rapidly becoming one of the greatest TV series in existence This rivetingly tense Bafta-winning drama crackles with raw energy. Its third series is its finest yet – and is rapidly becoming one of the greatest TV series in existence T he third time’s a charm. Not many TV shows’ third seasons are their best, but that is the case with the pulsating, propulsive Blue Lights. One broadsheet