Admit-and-justify: exculpatory defence If you cannot deny the act because there is overwhelming evidence, you can prove that the act was justified or use another legal defence. You can prove yourself innocent. This includes: 1) 2) 3) 4) Using a witness alibi; Proving that crime did not happen; Demonstrating that material evidence is weak; Showing that others had the same opportunity to commit the crime and may be guilty instead of you. You can prove your act was justified and that you bear no legal responsibility for it. “I did it, but…”. You must show that your act was socially accepted or morally principled.