"Horizons has a vocation not only to support the prime minister, but to support him by participating in the government," says Christophe Bechu, the outgoing French Environment Minister, as he leaves a lunch of Macronist MPs with Michel Barnier in Reims. Laurent Marcangeli, leader of the Horizons group of MPs, added: "We are taking a responsible approach."(COMPLETES VIDI36FX2ET_EN and VIDI36FX3WK_EN) IMAGES AND SOUNDBITES