The Left Lane
It's Regis again

If anybody watches the networks during prime time these days, chances are Regis Philbin is smiling back at them. Three editions of "Who Wants to Be a Millionaire?" were the most-watched shows last week, Nielsen Media Research reported yesterday.

Television viewers placed news and "reality" programs in 14 of Nielsen's top 20 shows last week.

Traditionally, the weeks surrounding the Fourth of July are the least-watched TV weeks of the year.

For the week of June 25-July 1, the top 10 shows, their networks and ratings: "Who Wants to Be a Millionaire?" (Thursday), ABC, 9.6; "Who Wants to Be a Millionaire?" (Tuesday), ABC, 9.6; "Who Wants to Be a Millionaire?" (Sunday), ABC, 9.0; "CSI: Crime Scene Investigation," CBS, 8.6, 15) "Primetime Thursday," ABC, 8.6; "48 Hours" (Monday), CBS, 8.3; "Weakest Link," NBC, 8.2; "Everybody Loves Raymond," CBS, 7.9; "60 Minutes," CBS, 7.4; "Friends," NBC, 7.4.