Original sentence: Ladan Bijani died at around 14:30 (UTC +8) on the operating table; her sister Laleh died a short time afterwards at 16:00 (UTC +8)
Edited sentence: Tragically, Ladan Bijani died at around 14:30 (UTC +8) on the operating table; her sister Laleh died a short time afterwards at 16:00 (UTC +8)