In the second part of this video, we learn that there is hope the rivers won't be ruined if farmers are careful not to overproduce milk and avoid the overuse of chemicals and fertilizers.

Is the underhand serve a legitimate tactic in tennis? First introduced by Michael Chang in the 1989 French Open, this shot is still controversial today. Find out why in this video.

It's up to route designer Thierry Gouvenou to keep each of the twenty-four stages of the Tour de France exciting. He has a few tricks up his sleeve to force an early breakaway from the peloton to keep the audiences engaged.

Thierry Gouvenou explains in greater detail the challenges of a flat stage, as the outcome is often too predictable. It's up to him to design a course that will force riders out of their comfort zone. One solution? A mountain stage and rough terrain.

Julia feels totally out of place and ill at ease. As she doesn't remember anything of her past, she has to rebuild connections with even the most familiar faces, such as her husband and her best friend.

Jean-Paul's worst fears have been confirmed: Alex is indeed his son. As he can't see a way out of this without telling his family the truth, he tries to convince his daughter Sophie to break up with Alex.

Sophie and Alex have no idea of what is going on behind the scenes. Her father is in turmoil and desperate to break up their relationship before it goes too far. Her mother Solange is shocked by her husband's harsh words against Alex.

Jean-Paul becomes furious when he learns that Sophie has gone to the movies with Alex. Solange is fed up with his possessive attitude toward their daughter.

Jean-Paul finally comes clean with Alex, but hasn't found the courage to tell his family yet. Instead, he's locked Sophie in her room to stop her from seeing Alex.

When Solange gets home from shopping, she discovers that Jean-Paul has locked Sophie in her room. He owes them some serious explanations, which he finally delivers.

À l'audience (At the Hearing) is a courtroom version of the Le jour où tout a basculé series. In this episode, a woman accuses her surgeon of being drunk during her emergency operation. On the one hand, he had been drinking just before performing the surgery; on the other, the operation was successful, and he saved her life.

The nurse supervisor, Julie Wagner, who called the surgeon on his night off, confirms she was aware he was drunk but claims she had no choice. Are these extenuating circumstances enough to protect the surgeon?

New revelations about the relationship between Dr. Cujasse and nurse Julie Wagner complicate the case.

The case between Françoise Artigues and Dr. Cujasse continues. The prosecutor argues that Dr. Cujasse's affair with Julie Wagner has no bearing on the trial and that Dr. Cujasse remains guilty.

The legal case between a surgeon and his patient is progressing as new revelations come to light. It's becoming clear that nurse Julie Wagner has an agenda and is not telling the whole truth about what happened before the surgery.