Summary: Romney and Obama slated to speak back to back at the Latino Political Conference on Thursday | Anna Sale explains the new planet of the presidential campaign "cash rush" | U.S. Spokesman Richard Grenell talks foreign policy and being gay in the GOP | WGBH Phillip Martin reports the international sex trafficking trail leads to the US | Part 1 of the "Summer in the Parks" series focuses on Teddy Roosevelt's conservationist legacy | The tenuous health of Hosni Mubarak has injected a new uncertainty into the political and constitutional crisis in Egypt.
