Tuesday August 21, 2012 Happening Now

Afghan insurgents attacked the plane belonging to chairman of the U.S. joint chiefs of staff - U.S. Army General Martin Dempsey- on his visit to Afghanistan. (Remember Jennifer Griffin is traveling with him). Fortunately, no one was injured and the chairman was not near the plane when it was hit. Dempsey is in Afghanistan amidst growing concerns over attacks on U.S. and NATO troops by Afghan "partners."

President Obama travels to Ohio today where he'll be attacking Mister Romney and VP pick Paul Ryan over possible budget cuts especially to education.

President Obama made a surprise appearance at the W.H. briefing yesterday. Might be worth pulling some sound from that.

0930EDT -- Air Force One departs JBA to Rickenbacker Intl Airport. LIVE

1040EDT -- Air Force One arrives Columbus, OH. WTTE COVER / POOL TAPE

1300EDT -- POTUS makes remarks at a Columbus Grassroots Event. Capital Univ, Columbus, OH. LIVE

Governor Romney is fundraising today in Texas. Congressman Ryan hits the campaign trail in Pennsylvania.. including a visit to a steel supply company in Alleghany County. During our hours he is in Carnegie, PA.

1125EDT -- Rep Ryan holds rally at Beaver Steel Services, Carnegie, PA. LIVE

Mister Romney continues to outraise President Obama.

The pressure is growing on GOP MO senate candidate Todd Akin to drop out of the race after his unfortunate comments about rape.

Some progress in a big wildfire burning near several towns in far northern California. Dan Springer is there.

The crackdown on rebels and civilians continues unabated in Syria.. Steve Harrigan will report on an attack on civilians in a Damascus suburb. President Obama said yesterday that the threat of chemical or biological weapons warfare in Syria is a "red line" for the United States.

Tropical storm warnings now in effect for much of the Caribbean as a tropical depression forms in the Atlantic.. We'll need to keep a VERY close eye on this storm.. it *could* impact mainland United States.

Clint Henderson is the Executive Producer for “Happening Now” and an avid traveler. Follow his adventures on Twitter, ClintPHenderson, and Instagram, clintpage1.