Interestingly however, if they use infrared imaging they can’t do so without a warrant. See https://en.m.wikipedia.org/wiki/Kyllo_v._United_States https://en.m

Interestingly however, if they use infrared imaging they can’t do so without a warrant. See https://en.m.wikipedia.org/wiki/Kyllo_v._United_States https://en.m.wikipedia.org/wiki/Kyllo_v._United_States