Sen. Dianne Feinstein opposes arming the rebels . A witness said he fears a `` massacre '' in Misrata . A U.S. presidential finding authorizes CIA operations in Libya , a source says . Presidential findings are a type of secret order authorizing some covert intelligence operations . The White House has not commented on the report's findings or its implications for President Obama and his administration. Libyan foreign minister 's defection shows pressure is `` having an effect ''
Sen. Dianne Feinstein opposes arming the rebels . A witness said he fears a `` massacre '' in Misrata . A U.S. presidential finding authorizes CIA operations in Libya , a source says . The White House has not commented on the report's findings or its implications for President Obama and his administration. Libyan foreign minister 's defection shows pressure is `` having an effect ''