The trade deficit in the United States narrowed more than forecast in April as imports receded, signaling merchandise flows were returning to normal after a port-related surge.

Consumer purchases unexpectedly stalled in April as Americans used income gains to shore up savings, raising the risk the biggest part of the economy may take time to gain momentum after a slow start to the year.

The world’s largest economy hit a bigger ditch in the first quarter than initially estimated, held back by harsh winter weather, a strong dollar and delays at ports.

More Americans than forecast signed contracts to purchase previously owned homes in April, indicating a pickup in the housing market during the busy spring selling period.