Shares in Hummingbird Resources flew higher after it said results from its recent drilling programme at the Dugbe 1 project were promising.The Aim-listed Liberian gold developer said results from a further 15 holes in its latest drilling programme continued to support the overall grade of the deposit and reaffirmed the company's confidence in the project.Hummingbird holds exploration licenses covering 7,000 square kilometres in eastern Liberia.Shares in the company were up 3.5% to 29.5p at 09:01 on Friday. TB