Is the Fourth Amendment's ban on general warrants violated by a warrant broadly authorizing search of the "contents" of a cell phone for unspecified "evidence" of a particular crime where neither the warrant nor the supporting affidavit identifies any particular evidence to be sought or any nonconclusory explanation for why any such evidence is thought to either exist on the phone or be evidence of the offenses identified in the warrant?

Is the Fourth Amendment's ban on general warrants violated by a warrant broadly authorizing search of the 'contents' of a cell phone for unspecified 'evidence' of a particular crime where neither the warrant nor the supporting affidavit identifies any particular evidence to be sought or any nonconclusory explanation for why any such evidence is thought to either exist on the phone or be evidence of the offenses identified in the warrant?