Go into admin/layout/
Then under league header you will see a code that looks like this.

<map name="Teams">
Scroll down to the the last line which is for the rams and change STL to LA then make sure you click save layout at the bottom. The issue also exist with jaguars change theirs from JAC to JAX

    <area shape="RECT" coords="879, 44, 919, 71" href="/gdn/team/STL" target="_self" title="Rams">

    <area shape="RECT" coords="879, 44, 919, 71" href="/gdn/team/LA" target="_self" title="Rams">