The French authorities on a beach in Gravelines as they prepared to fire tear gas (Gareth Fuller/PA) That includes measures aimed at getting the French authorities to intervene even if migrants ...

The French authorities on a beach in Gravelines as they prepared to fire tear gas (Gareth Fuller/PA) That includes measures aimed at getting the French authorities to intervene even if migrants ...

The French authorities on a beach in Gravelines as they prepared to fire tear gas (Gareth Fuller/PA) That includes measures aimed at getting the French authorities to intervene even if migrants ...

The French authorities stood by and watched as those not deterred by the gas waded into the water intent on boarding a single dinghy to risk the Channel crossing. The scenes at Gravelines unfolded ...