ATLANTA - A cargo train derailed early Monday morning in northwest Atlanta west of Interstate 75.<br>
<br>
No injuries were reported in the accident near the intersection of Howell Mill Road and Chattahoochee Avenue. Ten cars overturned.<br>
<br>
Officials were trying to determine what caused the CSX train to derail.<br>
<br>
Atlanta fire department officials said fertilizer was leaking from one of the overturned train cars. They said the substance is not hazardous.<br>
<br>
The train cars derailed about 4 a.m.
