On Thursday night, the Fox News host admitted that he was usually strongly supportive of police and rarely criticized their conduct.
But, he went on: “No matter how pro-law-enforcement you are, we are, there’s only so much B.S. you can take in the face of a tragedy like this.”
Carlson announced he was horrified by reports of an hour-long gap between the gunman, Salvador Ramos, 18, entering the school and his being shot dead.
GONE TOO SOON: NYPD MOURNS FALLEN OFFICER AFTER FATAL CONFRONTATION, IS BIDEN'S AMERICA TO BLAME?
He ridiculed Victor Escalon, regional director for Texas’s department of public safety, for stating that the police were waiting for negotiators to arrive before storming the school.
Nineteen children and two teachers died in Tuesday’s shooting at Robb Elementary School in Uvalde, 80 miles from San Antonio.
GONE TOO SOON: NYPD MOURNS FALLEN OFFICER AFTER FATAL CONFRONTATION, IS BIDEN'S AMERICA TO BLAME?
He announced that a mother’s claim that she begged officers to go into the building, was pinned down by police, wrestled herself free, and ran into the school herself to rescue her children was “a scandal” if true.
And he demanded to know the reason the Texas authorities altered their story: why they initially announced that an armed security guard shot at Ramos and why they stated he was barricaded inside when it now emerges that the officers required a key to get into the classroom.
RE-SHAPING THE FUTURE: TENNESSEE GOV. BILL LEE UNVEILS BOLD PLAN FOR "EDUCATION FREEDOM"
“So two days after this massacre, authorities are slowly admitting that everything they told us was untrue,” Carlson stated.
WATCH: TULSI GABBARD ADDRESSES WHO REALLY INFLUENCES POLICY, AND IT'S NOT BIDEN...
“So the second the shooting starts anywhere at any time, things get very confusing. They used to call it the fog of war, it’s entirely real. It’s hard to figure out exactly what happened when people start getting killed.”
WATCH: AOC DISPLAYING HER IGNORANCE ONCE AGAIN
“But in the big questions it’s very obvious immediately.”
“Was there a school resource officer who exchanged fire with the gunmen?”
FIVE ARRESTED IN SOUTHERN TEXAS FOR TRAFFICKING OF MILITARY-GRADE WEAPONS TO CARTEL
“That’s not something you would imagine. That either happened or it didn’t and you would know right away if it happened or it didn’t.”
GONE TOO SOON: NYPD MOURNS FALLEN OFFICER AFTER FATAL CONFRONTATION, IS BIDEN'S AMERICA TO BLAME?
“It didn’t happen, but they said it did happen. That’s a lie. Why did they lie?”
Carlson announced that full disclosure was essential to learn from mistakes.
He pointed to the thorough investigations carried out after plane crashes to prevent another disaster.
WATCH: BALTIMORE'S KEY BRIDGE COLLAPSE SPARKS ECONOMIC CRISIS, HERE'S WHY...
“So the point is not to point fingers or blame people,” Carlson stated. “Nobody wants a school shooting, everyone’s heart is broken by it.” “But the authorities are not allowed to lie to us in the aftermath of an event like this.”