Why would he not endorse her? I wouldn’t read too much into this.
“President Bush endorsed Sen. John McCain for president on Wednesday, saying the presumptive Republican nominee has the “character, courage and perseverance” to lead the country. McCain thanked the president for his support and the work he has done in the Oval Office.Mar 6, 2008”
I would be more interested in the fact that the President’s spokesperson admitted today that the FBI is conducting a criminal investigation.