Given a text, write a compressed version of it in a single sentence.

Carl Soderstrom wondered whether "alcohol problems" referred to the spectrum of drinking problems or the medical problems associated with drinking.
Carl Soderstrom wondered whether "alcohol problems" referred to medical problems as well.

As Pat explains, “ Both my friends were zipping through crowds while I lagged behind, even though I was a fast cane walker.
As Pat explains, “I lagged behind, even though I was a fast cane walker.

Starting January 1, 2010, the owners or operators of affected units and affected facilities under sections 412(b) and (c) and 416 and shall no longer be subject to the requirements of sections 412 through 417.

Starting January 1, 2012, owners and operators of effected units and facilities will no longer be subject to the section requirements.

