With complex structures, e.g., a chapter with subsections, selecting only the chapter is likely to select only the chapter's title, so probably you want to select the chapter and all its subsections.

The text structure is shown below.

 
Section
Select
Title, author, date...
Letter from Robert J. Cleary to Merrick B. Garland regarding U.S. v. Theodore John Kaczynski Ruling
Source, notes...