The third week of the trial of those accused of involvement in the November 2015 massacre of 130 people in Paris came to an end with three very different reports from expert witnesses. The themes were DNA, explosions and Islamic State propaganda.
A police officer showed the court how to make a bomb.
It's not difficult, all the ingredients and equipment are easily available. "Anyone can do it," the tribunal was told. That information was greeted with nervous laughter.