; and (3) takes place— (A) within a vehicle of such entity; or (B) in an area in which passengers are entering or exiting a vehicle described in subparagraph (A); or (C) a station or facility where such entity operates, regardless of ownership of the station or facility. . (b) Conforming amendment The analysis for subchapter II of chapter 201 of title 49, United States Code, as amended by this division, is further amended by adding at the end the following: 20170. Assault prevention and response plan. . 9516. Critical incident stress plans The Secretary of Transportation shall issue such regulations as are necessary to amend part 272 of title 49, Code of Federal Regulations, to ensure that— (1) the coverage of a critical incident stress plan under section 272.7 of such part includes employees of commuter railroads and intercity passenger railroads, as such terms are defined in section 272.9 of such part, who directly interact with passengers; and (2) assault and the witnessing of an assault against an employee or train passenger is included in the definition of critical incident under section 272.9 of such part. 9517. Study on safety culture assessments (a) In general The Administrator of the Federal Railroad Administration shall conduct a study on the feasibility of expanding railroad safety culture assessments and training to include assessments and training for workers employed by tourist railroads, passenger railroads, and commuter railroads. (b) Contents of study The study required under subsection (a) shall include— (1) an analysis on the need for the expansion; (2) the resources required to carry out the additional assessments and training