The sixth amendment requires that the trial occur in the district in which the crime was committed.

Yes that is "True" that the sixth amendment requires that the trial occur in the district in which the crime was committed.
Along with other rights including a right to attorney if someone asks for one and an impartial jury, the sixth amendment also gives the right of a speedy trial where no unnecessary delay should occur. 

those sounds of the natural world are bioacoustics, and they're more than a false-color spectrogram of data from the musiamunat conservation area.