Google Incorporation scam and spam

When will Google stop sending emails with blank "to:" fields? It is acting as a party to this common spam and scam activities!

from Google Incorporation® winners@googleuk-promotion.co.uk
reply-to bernardgraham01@live.co.uk
to 
date Thu, Jun 2, 2011 at 7:01 PM
subject C o n g r a t u l a t i o n s {L u c k y n u m b e r s: 12-12-23-35-40-41(12)}
hide details 7:01 PM (3 minutes ago)



Dear Gmail user
Your email emerged a w i n n e r of £ 500,000.00GBP. (C G P N):7-22-71-00-66-12,
T i c k e t n u m b er: 00869575733664,  L u c k y n u m b e r s:
12-12-23-35-40-41(12). Contact Mr. B e r n a r d  G r a h a m for more details:
E-mail: bernard.w.graham009@gmail.com

Sincerely,
Ms. Mary Peterson