Perhaps Frank or Spats could enlighten us, but I would think that an argument could be made that this particular situation constituted exigent circumstances and thus justified searches without warrants even is some were performed without consent.
As to MA gun laws, that is a very valid point. I know that I certainly wouldn't have the warm and fuzzies from knowing that there is an armed, dangerous suspected terrorist on the loose in my neighborhood and that I could neither leave nor have the adequate means to defend myself from said threat.
Smith, and Wesson, and Me. -H. Callahan
Well waddaya know, one buwwet weft! -E. Fudd
All bad precedents begin as justifiable measures. -J. Caesar