Singapore’s Leader of the Opposition Pritam Singh on Tuesday launched an appeal against a conviction for lying under oath to a parliamentary committee, for which he was fined S$14,000 (US$10,735).In February, the Workers’ Party (WP) chief, 49, was found guilty of two counts of giving false testimonies to the committee that was scrutinising a lie told by the party’s former member of parliament Raeesah Khan.He pleaded not guilty and received the maximum fine of S$7,000 for each charge following...