The Philippines has accused China of blocking efforts to evacuate a sick soldier in the South China Sea. The incident, which the Philippines said happened in May, involved a member of marines posted to guard the BRP Sierra Madre.The Philippine vessel grounded at the disputed Second Thomas Shoal has become the site of repeated confrontations with China. Manila said that its coast guard and navy boats were harassed by Chinese vessels performing “dangerous manoeuvres.”A video released by Philippines shows Chinese Coast Guard boats block and bump the Philippine vessels as they met to transfer the sick trooper. The Philippine Coast Guard said they had deployed a boat on May 19 to retrieve the soldier from a Philippine Navy speedboat.Manila said that they had informed the China Coast Guard of the “humanitarian nature” of their mission.