Ankara (AFP) - Pope Francis on Friday arrived in Ankara to begin his first visit to Turkey, in a challenging three-day trip aimed at building bridges with Islam and supporting the embattled Christian minorities of the Middle East, state television pictures showed.The pope is spending his first day in the Turkish capital, notably holding a meeting with President Recep Tayyip Erdogan at his newly-constructed and hugely controversial presidential palace.Join the conversation about this story »