Speaking to ITV News, Vladimir Umanets, insisted he was not a vandal and felt he had been "completely attacked" over the writing daubed on the Rothko mural. He defended "Yellowism" which he founded, and said the police hadn't contacted him - yet.
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The cyclist said the victory was as sweet as his first win as he became the first Briton to win the race three times.
Local police confirmed the explosion, which occurred near Nuremberg.
Temperatures slide a couple of degrees