Prosecutors have searched the homes of a former Taiwan Semiconductor Manufacturing Co. executive accused of potentially leaking trade secrets to Intel Corp., suggesting the government is deepening a probe into the high-profile dispute. Authorities showed up at the Taipei and Hsinchu residences of former Senior Vice President Lo Wen-jen Wednesday, the prosecutors’ office said in a statement. The action took place days after TSMC sued Lo, citing a high likelihood he leaked sensitive info from the ...