Guillaume Debré didn't know how to break it to his young daughters and has yet to show them a photograph of the swastika. "They are markings on sacred stones, that spell out hate and in this country, we understand what that means and what it can lead to," he says.
Hundreds of Italian mayors and thousands of citizens took to Milan's streets on Tuesday in a show of solidarity for a Holocaust survivor who was put under police protection after receiving anti-Semitic threats.
There has been a dramatic rise in anti-Semitic attacks on the French-German border with more than 40 different incidents of vandalism at schools and on village walls in the region this week. CNN's Melissa reports from Alsace.