John Surratt was suspected in involvement of the assassination of what president who was killed in April 1865?
John Surratt John Harrison Surratt, Jr. (April 13, 1844 – April 21, 1916) was accused of plotting with John Wilkes Booth to kidnap US President Abraham Lincoln and suspected of involvement in the Abraham Lincoln assassination. His mother, Mary Surratt, was convicted of conspiracy and hanged by the US government; she owned the boarding house that the conspirators as a safe house and to plot the scheme.
Samuel Beckwith Captain Samuel H. Beckwith (December 18, 1837 – December 6, 1916) was a telegraph and cipher officer to Ulysses S. Grant. He was nicknamed "Grant's Shadow" by other staff officers. Beckwith was the first to transmit news of John Wilkes Booth's whereabouts after Lincoln's assassination, leading to his capture. Beckwith was also present as Grant's telegraph officer on Abraham Lincoln's visits.