**SNIP** EARLIER: WASHINGTON - A U.S. congressional panel will examine whether federal Drug Enforcement Administration agents divulged secrets at sex parties that Colombian drug lords may have staged to elicit sensitive information. Following revelations of misconduct by DEA agents, a senior Obama administration official told Reuters on Tuesday that DEA chief Michele Leonhart, who was grilled in a congressional hearing last week about the sex parties, was expected to step down from her post in the near future. A DEA spokesman had no immediate comment. A spokeswoman for the Republican majority at the House Committee on Oversight and Government Reform...