(CBS NEWS) -- The suspected bombers in the Boston Marathon attack had originally intended for the plot to happen on July 4th, CBS News has learned.
According to CBS News correspondent John Miller, a U.S. official confirmed that detained suspect Dzhokhar Tsarnaev told authorities that the bombing was supposed to take place on the Fourth of July. The actual attack took place on April 15.
The official also said that Tsarnaev revealed that the bombs were constructed at his older brother Tamerlan's residence and that Tamerlan had brought Dzhokhar into the plot a couple of months before.
The official noted that Dzhokhar Tsarnaev had said different things at different times and that it is all subject to investigation.