As a result of the corruption of the judge, the trial was a travesty of justice.
The innocent woman's prison sentence was a travesty of justice.
Ichabod's death was a travesty but the world must move on.
Has and have are two forms of the infinitive to have Has is used for he, she and it, and generally speaking third person singular. (eg Richard has a lot of friends) Have is used for all other case...
Has is used in the present: Tom has a soccer tournament today. Had is for the past: Lauren had an ice cream cone three hours ago.