The paragraph is followed by an incomplete phrase or sentence which summarizes the main idea of the paragraph. Choose the missing words of the phrase or sentence.

After months of teasing, pop superstar Madonna announced Monday that she will tour in Europe and North America this summer——her first singing tour since 1993. The Drowned World Tour launches June 5 in Cologne, Germany. The Cologne engagement will be the first of six European shows.
Madonna's （） tour begins in June.