** Shares of prison operator GEO Group GEO.N down 5.6% at
$12.7 premarket
** Stock set for the worst day in over three months, if
losses hold
** Peer CoreCivic CXW.N was down 1.4% in thin volumes
** Betting markets shifted in favor of Democrat Kamala
Harris after Tuesday's presidential debate
** Republican Donald Trump has promised to crack down on
illegal immigration if elected, which would benefit prison
operators
** As of Tuesday's close, GEO up 24.1% YTD
(Reporting by Pranav Kashyap in Bengaluru)
((Pranav.Kashyap@thomsonreuters.com; +919886482111;))