LOS ANGELES – The government ended its crippled spy case against a woman once accused of being a Chinese double agent, accepting her guilty pleas to lesser charges of making a false statement to the FBI and filing a false tax return. Katrina Leung, 51, admitted Friday she lied to the FBI about her intimate relationship with her FBI handler, James J. Smith, and that she failed to include all her income on her tax returns for the year 2000. Leung, who already spent three months in jail and 18 months in home detention, agreed to be immediately sentenced. The...