Gibraltar’s Chief Minister has slammed concerns that the UK may lose sovereignty over the territory as “abhorrent” following warnings from a Commons committee that Brexit negotiations could leave Spain with too much power over its border. The House of Commons’ European Scrutiny Committee (ESC) had raised fears a deal – negotiations for which have rumbled on for months – would allow “the pendulum to swing too far in the direction of the EU”. But Chief Minister Fabian Picardo slammed MPs’ “anxiety”, adding anyone who tried to “take” British sovereignty from the rock would be met with a stern res…