Got "> when posting images, need help! tag seems incorrect

I got a strange “> turning up infront of images when publishing more then 1 image in a post. This seem related to WP and i hope to find the answer here. I have tried my best locate where the <img> tag generates the wrong code but I honestly can’t find it myself. Any suggestions?

This is how it looks

http://www.upphovsman.se

with mouse over it says

<img src=