Blackberrys, cell phones and communications devices are tagged with post-its during a briefing on Afghanistan and Pakistan in the Cabinet Room 3/26/09. Official White House Photo by Pete Souza.黑莓，手机和通信设备的标记后其在简要介绍了阿富汗和巴基斯坦在内阁室于3/26/09 。白宫官员摄影皮特苏