<strong>Yahoo Message Number: 39345</strong>Winnebago profit skids 73 pct in 3Q AP<br/><br/>Posted: 2008-06-20 08:14:59<br/><br/>DES MOINES, Iowa (AP) - Winnebago Industries Inc. said Friday its third quarter profit skidded 73 percent as high gas prices, tighter credit and a soft economy drive motor homes sales lower industrywide.<br/><br/>The Forest City-based manufacturer earned $3 million, or 10 cents a share,...