Your bug report

#34014: 25.2; binding down mouse event with modifier to mouse-drag-region does not work

which was filed against the emacs package, has been closed.

The explanation is attached below, along with your original report.
If you require more details, please reply to 34014@debbugs.gnu.org.

-- 
34014: http://debbugs.gnu.org/cgi/bugreport.cgi?bug=34014
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