Huh? I don't see no red X's.
Augment: I've confirmed that the X is showing up in IE instead of the actual image, which is strange since all my pix are stored on my Windows Live SkyDrive - also a Microsoft product. But, the actual image displays in Firefox, which is the browser I use.
Anyway,
this site might help.
Just in case that doesn't work, I'll just transfer the pic in question back to my PC, and upload it: