if you look at radio that radio lo logical sort of thing. the goal is to for everything to turn green. with each milestone, we turn one of these boxes green and get a little closer to ultimately being able to transfer the property to the city of san francisco. so right here, we have the solid waste disposal areas. you'll hear that term often. it really is where 99% of all the radiological contamination that is what everyone is concerned about comes from the solid waste disposal area, documented places where disposal occurred, mostly during the 40s and 50s. so this is a map, you can sort of see the four solid waste disposal areas. we call them westside drive here. based north point are up there. b big bigga -- bigelow court in that area. we're trying to wrap them up at bayside. bigelow and bayside complete. we have to go back to north point in 2018 for another additional dig. we westside drive, 90% of everything recovered from site 12 came from westside drive. when you look at the historical documents, you can see the aerial photographs show