Echelon Building Destroyed in Plane Crash

AUSTIN, TX-A suburban office building containing federal government offices was destroyed Thursday morning by a small airplane that authorities believe intentionally crashed. The seven-story, 65,000-square-foot Echelon I building was struck at approximately 9:30 a.m. local time.

According to various media reports, the building at 9430 Research Blvd. housed offices for the Internal Revenue Service and several other federal agencies. The pilot of the Piper Cherokee that flew into the building, identified as Joseph Andrew Stack, reportedly had a long-running dispute with the IRS.