President of Germany Roman Herzog, Johannes Rau, Christian Wulff, Joachim Gauck and Frank-Walter Steinmeier (as yet) have signed and promulgated all bills during their respective terms. The president represents Germany in the world (Art. 59 Basic Law), undertakes foreign visits and receives foreign dignitaries. They also conclude treaties with foreign nations (which do not come into effect until affirmed by the Bundestag), accredit German diplomats and receive the letters of accreditation of foreign diplomats. According to Article 60 (2) of the German Constitution, the president has the power to pardon. This means the president "has the authority to revoke or commute penal or
Russia at the 2012 Summer Olympics events. Kanaeva became the first rhythmic gymnast to win back to back gold medal at the Olympics. Volleyballer Yevgeniya Estes became the first Russian athlete to compete in six Olympic games, although she first appeared as part of the Unified Team. Meanwhile, rifle shooters Artem Khadjibekov and Sergei Kovalenko, and volleyballer Sergey Tetyukhin made their fifth Olympic appearance. Equestrian show jumper Vladimir Tuganov, at age 51, was the oldest athlete of the team, while relay swimmer Mariya Baklakova was the youngest at age 15. Other notable Russian athletes featured NBA basketball players Andrei Kirilenko and Timofey Mozgov, high jumpers Ivan