"The country is thinking about all of you and have been throughout this tragedy," Obama said.
Blog Briefing Room
Dole had argued that Paul and others lack the experience to run for president.
Meb Keflezighi tweeted a photo of himself on the phone with the president.
The former aide says Biden's announcement didn't force Obama's hand.
After tortured bodies found, Ukraine chief relaunches operation against Russian separatists.
The former Virginia governor is facing bribery charges and decades in jail.
The Obama adviser said the "devastating effects" will harm the U.S. economy and security.
The final selection will come in either late 2014 or early next year.
The senator said the U.S. is paying the price for its disengagement.
The justices said Michigan voters had the right to change their state’s constitution.