Powerful blast injures at least 29 in Manhattan

New York

A POWERFUL explosion caused by what authorities believe was a homemade bomb injured at least 29 people on a crowded sidewalk in the bustling Chelsea neighbourhood of Manhattan on Saturday night, according to police.

A few hours later, authorities found and removed what they described as a second explosive device four blocks away, raising the possibility that two bombs had been planted in the heart of the city.

New York governor Andrew Cuomo said the explosion did not appear to be linked to international terrorism, but that it was a powerful bomb designed to kill. "This is one of the nightmare scenarios," he said at a news conference on Sunday. "We really were very lucky that there were no fatalities…