German President Horst Koehler (R) talks to an fire fighter (L) during a commemoration ceremony in front of the Albertville School on March 11, 2010 in Winnenden, Germany. Tim Kretschmer opened fire on teachers and pupils at his former school a year ago on March 11, 2009, killing 15 and leaving many more injured. Kretschmer fled the scene and shot himself dead after being cornered by police.
Credit: Miguel Villagran
Former German President Horst Koehler and his wife Eva Luise Koehler, followed behind by former German Chancellor Gerhard Schroeder and his wife Doris Schroeder-Koepf, depart following the memorial service for Loki Schmidt, wife of former German Chancellor Helmut Schmidt, at the St. Michaelis Kirche on November 1, 2010 in Hamburg, Germany. Loki Schmidt died on October 21 at the age of 91.
Credit: Sean Gallup
Former German President Horst Koehler attends his farewell ceremony at Bellevue Palace on June 15, 2010 in Berlin, Germany. German President Horst Koehler resigned on May 31 after being criticized for remarks in which he appeared to link military deployments abroad with the country's economic interests.
Credit: Carsten Koall
German President Horst Koehler delivers his annual Christmas speech on December 22, 2009 in Berlin, Germany.
German President Horst Koehler attends the presidential summer garden party at Bellevue Palace on June 19, 2009 in Berlin, Germany. The presidential summer garden party is among the main Berlin social events of the year.
Credit: Sean Gallup
German President Horst Koehler holds a laudation for former German chancellor Helmut Schmidt during his 90th birthday dinner at Bellevue Castle on March 11, 2009 in Berlin, Germany. German President Koehler has invited Schmidt, former and current politicians and friends for a private dinner. Schmidt celebrated his 90th birthday on December 23, 2008.
Credit: Andreas Rentz
Former German President Horst Koehler and his wife Eva Luise Koehler attend a ceremony at which recently-elected new German President Joachim Gauck later took his oath of office at the Bundestag on March 23, 2012 in Berlin, Germany. Gauck, a former Lutheran pastor and human rights activist, succeeds Christian Wulff, who resigned in February following the launch of an investigation into possible illegal benefits Wulff recieved while he was governor of Lower Saxony.