<p>Up until last night, people had been very cooperative with this effort, and for that I was grateful. Last night, I think there must have been a full moon or something, but we'll get that straightened out.</p>
<p>The president has been silent on the immigration issue for two years, but advocacy groups are being invited to the White House on Wednesday to hear details of a proposal to match willing foreign workers, mostly from Mexico, with receptive U.S. employers.</p>