/usr/lib/news/control/sendme is in inn 1:1.7.2q-44.1ubuntu2.
This file is owned by root:root, with mode 0o755.
The actual contents of the file can be viewed below.
| 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 | #! /bin/bash
##  $Revision: 1.7 $
##  Sendme control-message handler
PROG=sendme
##  Some shells don't pass in $* unless we explicitly pass it in here.
##  =()<. @<_PATH_PARSECTL>@ "$@">()=
. /usr/lib/news/bin/parsecontrol "$@"
case ${ACTION} in
mail)
    sed -e 's/^~/~~/' <${ARTICLE} \
	| ${MAILCMD} -s "sendme by ${FROM}" ${NEWSMASTER}
    ;;
doit)
    ##  Scan the message body.
    ${SED} -e '1,/^$/d' <${ARTICLE} | grephistory -s >${TEMP}
    if [ -s ${TEMP} ]; then
	## xxx Need to lock the work file?
	cat ${TEMP} >>${BATCH}/${PATHHOST}.work
    fi
    rm -f ${TEMP}
    ;;
esac
exit
 |