A 6.1 magnitude earthquake has struck south of New Zealand. The undersea quake hit in the remote Southern Ocean south of the country on Wednesday, the US Geological Survey said. The earthquake, at a shallow depth of 10 km (6 miles), was recorded 211 km (140 miles) west of the sub-Antarctic Auckland Island, off New Zealand’s South Island, the USGS said. There were no tsunami warnings issued

immediately after the quake. It came just hours after a powerful earthquake struck central Mexico. At least 138 people died when the powerful 7.1 magnitude quake struck on Tuesday, toppling buildings in the heavily populated capital. Thousands ran into the streets in panic, and millions lost electricity when the quake struck around lunchtime. READ MORE