Incident Overview
A flight instructor reported that during the landing roll, the airplane veered left. In response, the pilot receiving instruction applied a "sharp application" to the right brake. The flight instructor stated that he directed the pilot to release the brakes three times.
Sequence of Events
As a result of the right brake application, the airplane ground looped to the right. The left main landing gear subsequently collapsed, and the left wing impacted the ground. This impact resulted in substantial damage to the left wing.
Mechanical Condition
The flight instructor reported that there were no pre-impact mechanical failures or malfunctions with the airframe or engine that would have precluded normal operation.
Summary
The incident involved a ground loop during the landing roll following an abrupt brake application. The aircraft sustained substantial damage to the left wing and left main landing gear.