the last 24 hours, but the position of those defenders is dire. they are surrounded by a much larger russian force, and we are not seeing signs from ukraine of an effort to break the siege. so the battle, the modern day siege continues, and we simply do not know how many ukrainian civilians are continuing to be hiding in their basements, cowering under this ongoing russian bombardment. >> burying three people waiting in line for water. extraordinary. ivan wants, appreciate it. coming up, photojournalist heidi levine joins us working for the "washington post" imag ways you can't ever forget. she'll share what shshe's seen the last few days througugh her lens's