BBC News reports that violent clashes, looting and fires followed cost-of-living protests across France, with more than 1,200 people arrested after more than half a million joined the demonstrations.

Most Americans reading that account were nowhere near the streets involved. Still, people who work emergency calls, hospital floors, security posts and public-facing shifts know the basic problem. A chaotic scene can leave someone carrying more than one injury, and coworkers often try to explain everything with one label.

The headache gets blamed on stress. The jumpiness gets blamed on a head hit. The silence gets called fatigue. Then everybody goes home because the shift is over and nobody wants to make the handoff complicated.

What I would tell a coworker is simpler: run two tracks. Ask what happened to the body, and ask what is happening in the mind. Do not force one answer to cover both.

Start with the physical timeline

If there was a blow to the head, a fall, a collision or a blast, write down when it happened and what changed afterward. A person may remember the call but forget that a helmet struck a door frame, or that they went down while moving through a crowd. Gear damage, torn clothing and a partner's observations can help reconstruct the sequence without turning the conversation into an interrogation.

Pay attention to worsening headache, repeated vomiting, unusual confusion, slurred speech, weakness, seizure, loss of consciousness or increasing difficulty waking. Those are reasons to seek emergency evaluation, not to wait for the next shift. When the situation is less urgent but symptoms such as headache, dizziness, light sensitivity, sleep disruption or trouble concentrating persist, encourage a medical assessment.

The useful sentence is not, You definitely have a concussion. It is, You took a hit and you are not back to normal, so let us get that checked.

Then ask about the scene that stayed behind

A difficult call can also leave someone irritable, numb, watchful or unable to settle down. That does not give a coworker enough information to diagnose a mental health condition. It does give the crew enough information to notice that the person is struggling.

Keep the question concrete. Ask whether they slept, ate, drove safely, lost track of routine tasks or started avoiding people. Ask whether they feel safe tonight. If they mention wanting to die, hurting themselves or being unable to stay safe, treat that as an immediate crisis and contact emergency help or the 988 Suicide and Crisis Lifeline in the United States.

Otherwise, offer a next step that can actually happen. That might be a primary care appointment, an employee assistance program, a trusted clinician or a peer-support contact. If an old concussion appears to be part of the picture and the person wants a local starting point, you can pass along post-concussion depression resources in the St. Louis area without promising what any clinic or program can do.

Do not make the debrief a toughness test

The person others lean on is often the last one to volunteer that something is wrong. Public safety culture can make this worse because competence is visible while strain is private. A worker may finish the report, clean the equipment and answer every question correctly, then unravel at home.

So make the check-in specific and time-limited. Try: I noticed you took a hit and got quiet afterward. I am calling tomorrow morning. If the headache is worse or you are not thinking clearly, we are changing the plan.

That is not therapy, and it is not a diagnosis. It is a clean handoff between people who know that fine is sometimes just the quickest answer available. After a chaotic shift, the goal is not to decide whether the problem is physical or emotional before anyone leaves. The goal is to keep either problem from disappearing because everyone was eager to call the scene clear.