<!--quoteo--><div class='quotetop'>QUOTE </div><div class='quotemain'><!--quotec-->A 4.5-magnitude earthquake shook southern Illinois early this morning, the latest in a string of quakes that have rattled the region since last week, according to the U.S. Geological Survey.<br />Bricks fell off a former school building April 18(Friday) in Mt. Carmel, Illinois after an early morning earthquake.<br /> The quake -- the 18th since a magnitude 5.2 hit the area Friday morning -- was centered about six miles below ground and about 37 miles (60 km) north-northwest of Evansville, Indiana, or about 131 miles (211 km) east of St. Louis.<br />It struck at 12:38 a.m. local time (1:38 a.m. ET). There were no immediate reports of damage<!--QuoteEnd--></div><!--QuoteEEnd-->