BERLIN (Reuters) - Volkswagen Chairman Hans Dieter Poetsch will seek re-election at a coming annual general meeting, the carmaker said on Saturday. Poetsch, 70, became chairman of the supervisory board in 2015, weeks after the start of the diesel emissions scandal - in which Volkswagen in 2015 acknowledged using illegal software to rig diesel engine tests in the United States - and was instrumental in averting a leadership crisis at Europe's largest carmaker late last year. A spokesperson said in a statement that the supervisory board of Volkswagen AG "recommends to the upcoming AGM that i...