Once again you get a 1 star from me for sensationalizing important information. NUCLEAR ACCIDENTS are bad enough without adding all the half truths dude. Just stick to the facts.

But The Crews Had To Retreat Before Identifying The Possible Source Because They Had Been Underground For Five Hours In Protective Gear That Retains Heat And The Batteries On Their Respiratory Equipment Were Running Low. The Next Step Is For Crews, And Possibly Robots, To Go Back Down To See If They Can Identify What Caused The Leak.

Nowhere did they say that it was to high for humans.. they just said they didn't make it to Panel #7 this trip.