![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEiId2-jFYngILKjQ6Ak_pITGPPUWLhZSv2XCjlf2_xdildgB8DFT3OFg00VPRCEZE9LOklm-fL1Az7Yw_WAvYLiz7fglUnUSErJv5GOmA3tySoTZnPuTLp_EK-jL8kFIXm-c1qWhUBtpG0/s400/122.png)
This is a strange one, with excavators, trucks, coal and a dragline. I can't really tell what happened, but it looks like the highwall has collapsed in a big way, going right across the pit.
Edit 7/12/10 - Additional photo. This makes the incident looks much worse.