By Jasmine Allday Blue Lights fans had their say as the BBC drama returned for a second series this evening. The BBC show is back for a brand new series after a very successful first outing, with the likes of Siân Brooke (Grace Ellis), Katherine Devlin (Annie Conlon), Nathan Braniff (Tommy Foster) and Martin McCann (Stevie Neil) amongst others reprising their roles. As the show made its series two debut on BBC One tonight, fans rushed to social media to comment on the new series, and they all had the same reaction as they tuned into some explosive early scenes in the BBC drama. One fan wrote: …