Obama on BP, Spill: "All I Think About"

In today's just-wrapped press conference, US President Obama said he holds BP responsible, with the federal government, for stopping the spill: "Make no mistake. BP is operating at our direction." He also vowed to tighten regulation on offshore drilling, and closed by saying the spill is all he thinks about. "This has concrete implications not just for this generation, but future generations." To watch the video and read a transcript of his remarks and Q&A, click here. In other news:

Microsoft's unseating by Apple was downplayed by CEO Steve Ballmer.

News Corp. may shed digital properties including Beliefnet and Jamba/Jamster mobile arm.

Target ad resonated more than Home Depot, AmEx and Macy ads during Lost finale.

US TV upfront ad marketplace is heating up and could wrap up shortly.

British Gas rebrands its vans.

Canada's Astral Media rebrands.

HBO shows (not full-length) are coming to the iPhone and iPad.

Oprah expands retail footprint in hometown of Chicago.

Toyota is sponsoring Are We There Yet? on Turner's TBS channel.

Sunday's New York Times magazine cover story on M.I.A. challenges the singer's personal brand. She's not amused.