US denies visa to Gambian school of robotics team Five teenage pupils from the Gambia who built a robot for a prestigious international competition in the United States will not be able to accompany their invention to the event after being denied a visa. The Gambian pupils become the second team of students refused entry to the US to attend the first Global robotics event in Washington, DC, from the 16th to the 18th. It is reported that an all-girls team from Afghanistan were also denied visa to travel to the US to showcase their creation at the same competition. SOURCE: ALJAZEERA