22 Mai 2013
[rdpTX] Agencies accused of blocking #WestTX blast probe by #chemical safety board - Houston Chronicle http://t.co/m84QRG1BnD #Texas
May 22, 2013
Chemical safety board criticizes other agencies working West explosion
The ATF removed key chemical evidence from the site without consulting the board, he charged, adding that the explosion site "was massively and irreversibly altered under the direction of ATF personnel, who used cranes, bulldozers and other excavation apparatus in an ultimately unsuccessful quest to find a single ignition source for the original fire."