Drill Drilling News Today

[ inaudible ] >> whats been a big problem for us, thats one of the reason we have to put the fan online. the stopping line is not in to force the air to make its way up to the face where the people are working and back out. so the debris has been blown out. it wont hinder our traveling by foot to get to the in by air. we made it that far. its just a question of the gas concentrations that backed us out rather than the debris. >> kevin, can you clarify the issue of the signal sent down that drill...