Students of Marikina Polytechnic College join a blood-letting drive by the Philippine Red Cross in their campus on Saturday, Nov. 25 2023. Photos by John Orven VerdoteStudents of Marikina Polytechnic College join a blood-letting drive by the Philippine Red Cross in their campus on Saturday, Nov. 25 2023. Photos by John Orven VerdoteStudents of Marikina Polytechnic College join a blood-letting drive by the Philippine Red Cross in their campus on Saturday, Nov. 25 2023. Photos by John Orven VerdoteStudents of Marikina Polytechnic College join a blood-letting drive by the Philippine Red Cross in their campus on Saturday, Nov. 25 2023. Photos by John Orven VerdoteStudents of Marikina Polytechnic College join a blood-letting drive by the Philippine Red Cross in their campus on Saturday, Nov. 25 2023. Photos by John Orven VerdoteStudents of Marikina Polytechnic College join a blood-letting drive by the Philippine Red Cross in their campus on Saturday, Nov. 25 2023. Photos by John Orven VerdoteStudents of Marikina Polytechnic College join a blood-letting drive by the Philippine Red Cross in their campus on Saturday, Nov. 25 2023. Photos by John Orven VerdoteStudents of Marikina Polytechnic College join a blood-letting drive by the Philippine Red Cross in their campus on Saturday, Nov. 25 2023. Photos by John Orven Verdote