And Caleb's screams.
Another parent had recorded from the opposite side of the pavilion.
That footage showed the officer's face during the destruction.
A teenager had recorded from beside the coolers.
A park security camera captured the approach of the officers and much of the confrontation.
The recordings were not identical.
But their overlapping portions supported the same sequence of events.
The officer had entered a lawful birthday celebration.
He had escalated an ordinary interaction.
He had used physical force against the child's father.
Then he had deliberately destroyed the birthday cake.
One investigator sat silently after watching the footage.
His colleague looked at him.
"You okay?"
The investigator nodded.
"Yeah."
He replayed the moment Caleb cried out for his father.
Then he paused the video.
"My daughter turns seven next month."
His colleague did not respond.
The investigator stared at the screen.
Then he said, "We need to make sure this gets handled correctly."
Not because the child was related to the chief.
Because the child was seven.
The first public statement appeared that evening.
It confirmed that an officer had been removed from regular duty pending an independent investigation into an incident involving a family celebration at Riverside Community Park.
It explained that the case had been referred to county investigators and the appropriate prosecutorial authorities.
The statement did not identify the child.
It did not speculate about criminal charges.
It did not announce conclusions before the evidence had been reviewed.
But the videos were already spreading.
Rachel had not initially intended to publish her recording.
She had given the original file to investigators.
Then, after consulting Marcus and a lawyer, she shared a shortened version that avoided identifying other children.
Within hours, it had been viewed hundreds of thousands of times.
The most widely shared image showed Caleb in his Superman costume, tears streaming down his face, while his father stood protectively beside him.
Another image showed Walsh's boot crushing the cake.
People were furious.
Parents wrote that the scene made them sick.
Teachers described how humiliating public encounters could affect children.
Former officers criticized the unnecessary escalation.
Civil-rights attorneys questioned the legal basis for the officer's commands.
But one particular detail dominated the headlines.
The police chief who arrived was the boy's grandfather.
Reporters repeated it endlessly.
Some called it poetic justice.
Others described Walsh as having made the mistake of targeting the wrong family.
Marcus hated that phrase.
He hated it the first time he heard it.
And he hated it more each time it appeared.
Because his son had not deserved protection because his grandfather wore stars on his uniform.
He had deserved protection because he was a child.
Because he was innocent.
Because the family had followed the rules.
And because no public official had the right to destroy a birthday cake simply to demonstrate power.
When a reporter approached Marcus outside his home the following day and asked whether Walsh had made the mistake of targeting the police chief's grandson, Marcus answered without hesitation.
"He made the mistake of treating a seven-year-old child like he didn't matter."
The reporter paused.
Marcus continued.
"My father's job didn't make that wrong. It was already wrong."