Just check out CNN photojournalists MarkHill, David Holloway and Nowak's tips on photography and Scott's tips on shooting video, and have your questions ready.
In the wake of Hill's departure, Sandler O'Neill analyst Mark Fitzgibbon had said he expected the bank could be sold within the next year, with the most logical buyer being a foreign bank.
Perhaps belying Ratzinger's prediction, UK bookmaker William Hill has Canadian Marc Ouellet and Ghanaian Mark Turkson are showing as favorites so far, at 7-2 odds.