Did President Obama Show Disrespect For Our Marines In This Salute?

This video from the White House Instagram is going viral for all the wrong reasons. It shows a video of President Obama landing in New York for UNGA 2014. When he steps out of the helicopter, he didn't do the best salute in the world for the marines standing near by.

Many Obama supporters are even sharing their feelings on his salute calling it totally disrespectful. What do you think?

Many are comparing the salute to this video from George W Bush: