Sabine Kehm was closely monitored morning and Sunday overnight . Sabine Kehm said Schumacher had been carefully supervised overnight . His condition remains critical but stable , his manager says . Doctors say it is too early to speculate about his long term prognosis . He suffered severe head trauma after falling while skiing in the French Alps .
Sabine Kehm was closely monitored morning and Sunday overnight . His condition remains critical but stable , his manager says . Doctors say it is too early to speculate about his long term prognosis . He suffered severe head trauma after falling while skiing in the French Alps .