Two lawsuits have been filed against Amazonafter a tornado in December caused thecollapse of its warehousein Edwardsville, Illinois.

They allege Amazon failed to protect its employees through negligence.

Amazon didn’t immediately respond to a request for comment.

Amazon has also beensued by the family of a delivery driver who was killedduring the collapse, Austin McEwen.

That lawsuit, filed in January, also alleges negligence by Amazon.

Amazon is facing an investigationby the House Committee on Oversight and Reform over the collapse.