MADRID (Reuters) – An Easyjet flight heading from London to the Spanish holiday island of Menorca on Sunday was escorted to its destination by a Spanish fighter jet after a British teenager onboard made a bomb threat on social media, police said on Monday. The 18-year-old, who was travelling with five friends, spent the night in jail and is awaiting a court hearing, said a spokesman for Spain’s Civil Guard police. Footage of the incident showed an F-18 jet flying close to the distinctive orange wingtips of the commercial airline’s A-319 aircraft, which typically carries between 120 and 150 pas…