** Shares of mortgage software firm Black Knight Inc BKI.N
up ~4.2% at $60.90 in morning trading
** New York Stock Exchange-parent Intercontinental Exchange
Inc ICE.N says it would litigate with the U.S. Federal Trade
Commission for approval of merger deal, if necessary
** Shares of ICE rise ~2.7% to $106.05
** ICE and BKI say they would sell the mortgage data
vendor's Empower loan origination system business to a unit of
Canada's Constellation Software Inc CSU.TO
** ICE also lowers BKI's valuation to $11.7 bln under
amended deal terms vs $13.1 bln originally
** BKI shares down ~1.4% YTD, ICE up ~3.4% over the same
period
(Reporting by Manya Saini in Bengaluru)
((Manya.Saini@thomsonreuters.com))