 Complete the following phrase:  Adria started a new decade with a huge accumulated loss. However, the future looked bright as two brand new Airbus A319s were planned to arrive in April 2010. In March 2010, Adria added Belgrade to its schedule, which was last operated prior to the disintegration of Yugoslavia. In April 2010, all operations were moved to Maribor, as Ljubljana airport was having its runway renovated. Later that month, Adria like many other airlines in Europe, was grounded due to the 