Sports could be causing brain disease. More on the alarming new stud his ahead. Welcome to have you as viewers. Im Linda Kinkade and this is cnn newsroom. The pope had a strong message for its government. Open up the world and give people the freedom and space to practice religion. It was a very windy day in havana when the proep arrived at the start of the visit. His warm greeting was including a salute, a marching band and bolts of lightning the cuban capital is the first stoch on the popes tenday visit to cuba and then to the u. S. Hes accredited with helping to restore diplomatic ties between the nations and hes urging them to stay on that course. The world needs reconciliation in this environment that we are experiencing. Our political leaders to persevere on this path and to develop all its potentiality thats proof of high service. On behalf of peace and wellbeing of all america and the free world. The vatican correspondent Judy Gallagher is in rome and now joins us. We know its