Narrative:

Training at the time. A mooney descended from 080 to 070; with traffic at 070 on his own. I took over and turned the mooney to 180 heading immediately to maintain separation.

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Original NASA ASRS Text

Title: Enroute Controller providing OJT noted an unauthorized descend by an IFR MO21 to an occupied altitude; intervened issuing an immediate heading and saved separation.

Narrative: Training at the time. A Mooney descended from 080 to 070; with traffic at 070 on his own. I took over and turned the Mooney to 180 heading immediately to maintain separation.

Data retrieved from NASA's ASRS site as of April 2012 and automatically converted to unabbreviated mixed upper/lowercase text. This report is for informational purposes with no guarantee of accuracy. See NASA's ASRS site for official report.