Nighttime airstrikes by Syrian warplanes rocked Aleppo with one strike hitting a hospital and killing at least 27 people including children and one of Syria’s last pediatricians Activists claim Russian jets may have participated in the attacks A separate blitz in Aleppo reportedly killed 20, raising the death toll to at least 61 The International Committee of the Red Cross warned that Aleppo was on the brink of a humanitarian disaster as a result of the renewed fighting.