ORGANIZATION@1 shootings : Four students at ORGANIZATION@2 in LOCATION@1 are killed and NUMBER@1 wounded by LOCATION@2 , at a protest against the incursion into LOCATION@3 .

May NUMBER@2 -- Kent State Shootings : Four students at ORGANIZATION@2 in LOCATION@1 are killed by ORGANIZATION@3 while protesting against the LOCATION@4 invading LOCATION@3 .
