EyeShotFirst said:http://www.movie-moron.com/?p=453
That is what he has stated several times.
From the bottom of that same page...
**UPDATE SEP 08** Harrison Ford says George Lucas is currently in “think mode” for the next Indy, and Lucas has now done a 360 and said that Harrison will be the lead if it happens. It’s likely Lucas put the Shia idea out there to see how it played with the fans, and as everyone hated the notion, he’s retracted it.