Per my post the other day, here are two examples of Google aggressively taking on competitors in the local search space.
Yesterday Google accused Bing of copying their search results. Basically they setup a sting operation and caught Bing in the act, then they went public with the results. It doesn't look good for Bing so I'll be very interested in their "technical" response.
Google also advanced their effort to crush Yelp who spurned their buyout offer last year. They announced further expansion of the HotPot review and recommendation engine with user reviews now factoring into local searches and Google Place pages. Here's the video.