Russian-born Boris Spassky, an old rival of former world chess champion Bobby Fischer, has called on Washington to show mercy for Fischer, who is wanted by the United States for defying its sanctions, Reuters reported, citing Fischer’s lawyer. In a letter purportedly written by Spassky and made available to the media by Masako Suzuki, a lawyer working on Fischer’s case, Spassky called on U.S. President George W. Bush to be lenient towards Fischer, whom he described as a “tragic personality.” “I would not like to defend or justify Bobby Fischer. He is what he is,” Reuters quoted the letter said....