A former top aide to New York Gov. Kathy Hochul was arrested Tuesday on federal criminal charges accusing her of acting as an undisclosed agent of China and the Chinese Communist Party, and of laundering millions of dollars for China. Linda Sun, who had been deputy chief of staff to Hochul for a year in addition to holding other state government positions, is charged with violating and conspiring to violate the Foreign Agents Registration Act, visa fraud, alien smuggling, and money laundering conspiracy. Sun's husband, 40-year businessman Chris Hu, also was arrested on charges of money laundering conspiracy, as well as conspiracy to commit bank fraud and misuse of means of identification. The couple, who were arrested by FBI agents at their home in Long Island, are scheduled to appear Tu