Jules Bianchi's father speaks about 'daily torture' since crash left his son in a coma

Marussia's Jules Bianchi during practice for the 2014 Monaco Grand Prix at the Circuit de Monaco, Monte Carlo. Photo: David Davies/PA Wire.

Jules Bianchi's family is going through "daily torture" as the Formula One driver continues his recovery from a severe head injury.

Bianchi remains in a coma six months after his Marussia crashed into a recovery vehicle during the 2014 Japanese Grand Prix at Suzuka.