20/20 Special on Hurricane Harvey is Most-Watched at 10 p.m.

By Chris Ariens 

A 20/20 special last night on the rescues, recovery and aftermath of Hurricane Harvey was ABC’s most-watched show last night.

The special, City Underwater, was anchored by George Stephanopoulos and drew 3.6 million viewers and a 1.1 rating in the A25-54 demo, making it the No. 1 10 p.m. ET show and ABC’s most-watched of the night. NBC’s America’s Got Talent was the No. 1 show overall, drawing 11.1 million viewers at 8 p.m.

The special was part of Disney/ABC’s Day of Giving which, as of 11 a.m. Thursday, raised $3.7 million for Harvey relief.