Pope Francis celebrated mass Sunday with over 1.5 million pilgrims in a vast sun-drenched field in Poland. to "download the best link of all, that of a heart which sees and transmits goodness witho. Download images and find more information about these programs on PBS PressRoom at http://pressroom.pbs.org/specialprogramming. Trumpeter Chris Botti performs with an incredible group of featured gues. Jazz is only one music niche among many (the biggest by…