<span style="color: #222222;">A strong  6.1 magnitude earthquake struck off the Indonesian island of Sulawesi Sunday morning. </span><br />'' <span style="color: #222222;"><br />''According to the US Geological Survey, the epicenter of the quake lied at the depth of 37 kilometers  and was located northeast of the city of Bitung. This was  the second quake to hit the island this  morning. </span><br />'' <span style="color: #222222;"><br />''A shallow 5.4- magnitude quake hit the island northwest of the town of Pendolo three hours earlier. There are  no immediate reports of casualties or damage. </span><br />