A single-engine Beechcraft plane crashed in a field in Alden, Polk County, Wisconsin, at around 5:30 P.M. on July 27.
The 1959-model plane, flying from New Richmond Regional Airport, Wisconsin, caught fire after hitting the ground, burning the surrounding fields.
All 4 people aboard were burnt to death. The pilot was identified as Daniel P. Ortner, 44, while the passengers were identified as Eric J. Larson, 47, and his 2 sons Michael J. Larson, 20, and Matthew E. Larson, 18.
The plane was owned by St. Croix Bonanza Association.