NEW : CNN says Rodman was invited to return during his February trip . Rodman was known for rebounding and colorful hairstyles . He visited North Korea in 2009 , becoming friends with Kim Jong Un . He said the supreme leader does n't want to go to war .
NEW : Spokesman says Rodman was invited to return during his February trip . Rodman was known for rebounding and colorful hairstyles . He visited North Korea in February , made friends with Kim Jong Un . He says the supreme leader does n't want to go to war .