And why do we think the Express settled out of court, then....?
The same sniffer dogs were used in the Jersey abuse case and strongly indicated the presence of human remains, including a teenagers skull. Only they didn't - the "skull" turned out to be a piece of coconut shell and almost all the "human remains" turned out to be animal bones.
These dogs are not the "wonder dogs" that certain people like to imagine.
The investigation into the disappearance of the Madeleine McCann was halted "because no evidence was discovered of any crime committed by the suspects," - according to Attorney-General Fernando Pinto Monteiro, who presumably knows a whole lot more about the case than do any of us here, or indeed anyone posting at one of the worrying number of hate-sites.
About time that certain people accepted this fact, instead of trying to distort the truth to fit their own agendas.