The main complications were thromboembolism, valve mechanical malfunction, peri prosthetic leak, hemolysis and SBE.

并发症有血栓栓塞、机械瓣膜功能障碍、瓣周漏、溶血、机械瓣膜感染性心内膜炎。

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"It was flying on the Mexican side of the border when it had a mechanical malfunction, " Alday said.

CNN: Drone crash in El Paso under investigation

The aircraft experienced a "catastrophic mechanical malfunction" during takeoff from Naval Air Station Oceana on Friday, raining jet fuel over Virginia Beach before plunging to the ground, according to residents and Navy officials.

CNN: 'Oh my God!' Callers recount Navy jet crash

The jet carried a student pilot in the front seat and an experienced instructor behind him, and the leakage of jet fuel was "one of the indications that there was a mechanical malfunction, " Navy Capt.

CNN: 'Oh my God!' Callers recount Navy jet crash