U.S. President Barack Obama, left, and Russian President Dmitry Medvedev, right, gesture as they leave Manezh Exhibition Hall during the Parallel Business Summit in Moscow, Russia, Tuesday, July 7, 2009. (AP Photo/Alexander Zemlianichenko)AP – For two days, President Barack Obama pressed the reset button with Russia. The results: He ended up getting the expected agreement on deep cuts in nuclear arsenals, but he is leaving Moscow with few assurances of Kremlin help in solving other issues key to his foreign policy agenda.