Nov 1 (Reuters) - One person was killed and about 20 wounded on Halloween night in two separate shooting attacks in the U.S. cities of Kansas City and Chicago, police said.Between five and seven people were shot and one was killed in a shooting at a home in Kansas City, where about 70-100 teens were partying on Monday night, city police chief Karl Oakman said.In Chicago, 14 people, including two children and a teenager, were injured in a drive-by shooting, but there were no immediate reports of deaths, Chicago police said.Thirteen were hit by gunfire while one was struck by a vehicle, police said, correcting an earlier statement which said that as many as 14 were shot.One of the deadliest took place in May when a gunman killed 19 children and two adults in Uvalde, Texas."