in District affairs. Control of the ... authority to appoint judges and prosecute local crimes are cases in point.” Harris, supra note 4, at 10. To make clear the Council’s limited authority in the sphere of designating prosecutors of criminal offenses, the HRA expressly precluded the Council from enacting legislation “relating to the duties or powers of the United States Attorney ... for the District of Columbia.” D.C.Code § l-206.02(a)(8). As the Supreme Court has held, “the ordinary meaning of [‘relating to’] is a broad one — to stand in some relation to; to have bearing or concern; to pertain; refer; to bring into association with or connection with.” Morales v. Trans World Airlines, Inc., 504 U.S. 374, 383,112 S.Ct. 2031,119 L.Ed.2d 157 (1992) (internal quotation marks omitted) (<HOLDING>). Citing Morales, the United States contends
holding that a provision precluding states from enacting laws  relating to rates routes or services of any air carrier  expressed a broad preemptive purpose holding epas interpretation of an ambiguous statutory provision unreasonable where it was inconsistent with the clean air acts purpose holding that question was within arbitration provision because provision contained no specific language precluding arbitrators from reaching question holding that the ada preemption clause expresses a broad preemptive purpose holding that an express provision preempting all state laws relating to railroad safety was broad and would preempt state claims that cover the same subject matter