ConstructionPro Week, Volume: 5 - Issue: 33 - 08/26/2016 You Have to Be Nuts This video follows a Russian couple as they climb to the top of a 2,000-foot tall building under construction in Tianjin, China.  Not only do they climb to the top of the structure, but they go to the top of the crane boom.  Check out the moments, captured by wearable cameras and a drone operated by a third party.      COMMENTS