Original sentence: Garrison's investigations attracted researchers from around the country who provided Garrison with information and theories.In 1979, the House Select Committee on Assassinations was formed by Congress to investigate the killings of Kennedy, his brother Robert Kennedy and Martin Luther King, Jr.. The HSCA investigated many theories put forward by assassination researchers and criticised some of them.In turn these researchers were aided by the access afforded to a District Attorney.Shaw was acquitted in less than an hour after a lengthy and controversial trial.The accuracy of the dictabelt analysis was questioned and an opinion by others argue that all the impulses believed to have been shots "happened about a minute after the assassination" based on verified crosstalk
Edited sentence: In 1979, the House Select Committee on Assassinations was formed by Congress to investigate the killings of Kennedy, his brother Robert Kennedy and Martin Luther King, Jr.. The HSCA investigated many theories put forward by assassination researchers and also criticised some of them, but did conclude that there was a probability of a conspiracy.Shaw was acquitted in less than an hour after a lengthy and controversial trial, but Garrison's investigations attracted researchers from around the country who provided Garrison with information and theories and in turn were aided by the access afforded to a District Attorney.The ABC documentary was based on the a computer conclusion that Kennedy was struck in the head from behind which blew away half of his face.The American government still refuses to release the medical evidence that would solve many of the questions on whether there was a conspiracy.The accuracy of the dictabelt analysis was questioned and an opinionby others argue that all the impulses believed to have been shots "happened about a minute after the assassination" based on verified crosstalk.This conclusion is refuted by literally hundreds of eyewitnesses and photographs that reveal the front of kennedy's face was not blown away from a bullet shot from the rear but instead the back of his head was blown out with a five inch diameter hole in the back of his head