The man who shot unarmed black jogger Ahmaud Arbery took the stand today as prosecutors tried to punch holes in his story. Travis McMichael, his father Gregory McMichael and their neighbor William Bryan Jr. face charges including malice and felony murder in the death of Arbery. New revelations are sparking scrutiny over a controversial document known as the Steele Dossier nearly five years after it first made headlines. Written by a retired British spy, the dossier claimed Donald Trump and his campaign had ties to Russia. Now, we know the dossier got a lot wrong. To learn more about how CNN protects listener privacy, visit cnn.com/privacy