Sentence 1: During the mission , 65 soldiers were killed : 34 Chadians , 28 Nigerians , 2 Togolese and 1 Burkinabé .
Sentence 2: 65 soldiers have been killed during the mission : 34 Chadians , 28 Nigerians , 2 Togolese and 1 Burkinabé .
Question: Do Sentence 1 and Sentence 2 express the same meaning? Yes or No?