Why Haven’t Republicans Declared War on Joe Biden?

He’s not vulnerable.

Joe Biden smiling during the 2020 campaign. Source: WBUR

The Joe Biden presidency has started off in a manner that has shocked many on the left. Most writers and pundits believed that Republicans would launch an all-out assault against Biden like they did against Bill Clinton and Barack Obama. They would filibuster everything, threaten to shut down the government at every opportunity, and allege that Biden’s…