Fresno Bee: President Barack Obama and his family have a full day of sightseeing, hiking and a speech planned for Saturday in Yosemite National Park. While the president has some business to attend to, first lady Michelle Obama told Rep. Jim Costa, D-Fresno, on Friday evening that the family plans to hike all over the park as much as we can. Bee staff writers John Ellis, Andrea Castillo, Carmen George and Tim Sheehan and photographers Craig Kohlruss and Eric Paul Zamora are reporting from the park. The...