/usr/share/doc/libicu52-dbg/NEWS.Debian.gz is in libicu52-dbg 52.1-3.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/share/doc/libicu52-dbg/../libicu52/NEWS.Debian.gz
/usr/share/doc/libicu52-dbg/../libicu52/NEWS.Debian.gz