What if the U.S. government decided guns was too much of a threat and started stopping random people in the street and searching them for illegal weapons and harassing valid permit holders who had guns until they could determine the gun was bought legally. Detaining them in the street until some proof was provided. You guys would shit your pants running out to protest government abuse. Here it is ok because it is a group of U.S. citizens you could care less about. Abuse is abuse, not just when it comes to something that might bother you.
The rationale behind the Supreme Court decision revolves around the understanding that, as the opinion notes, "the exclusionary rule has its limitations." The meaning of the rule is to protect persons from unreasonable searches and seizures aimed at gathering evidence, not searches and seizures for other purposes (like prevention of crime or personal protection of police officers.
In Iran's offensive against the United States they managed to shoot down an aircraft and cause mass casualties. Iran under pressure to explain Tehran plane crash after 176 killed in Ukrainian jet disaster