Possible Clues:

• Hudson Riv. crossing
• Successor to W.J.C.
• POTUS 43
• Pres. #43
• BHO's predecessor
• He made WMDs a household word
• Pres. before Obama
• Pres. after WJC
• Presidential initials before 62-Down
• 'Families is where our nation finds hope, where wings take dream' prez