U.S. Top News: Boston bomb probe focuses on bags and pressure cooker

	Click to View in Browser 04/17/2013 Boston bomb probe focuses on bags and pressure cooker BOSTON (Reuters) - The investigation of the Boston Marathon bombing is focusing on a suspect or suspects believed to have carried heavy bags or backpacks, but entered a third day on Wednesday without any arrests or word on who was responsible. Preliminary tests show deadly poison in letter to Senator WASHINGTON (Reuters) - Authorities on Tuesday intercepted a letter sent to Mississippi Senator Roger Wicker that preliminary tests showed contained the deadly poison ricin, and the Capitol police, FBI and other agencies have launched an investigation. Senate backers of expanded gun background checks scramble for votes WASHINGTON (Reuters) - A bipartisan proposal to expand background checks for gun buyers appeared on Tuesday to be short of the 60 votes needed to clear the Senate, as supporters scrambled to save the centerpiece of President Barack Obama's effort to reduce gun violence. Boston bomb scene pictures show remains of explosive device (Reuters) - Boston Marathon bomb scene pictures taken by investigators and released on Tuesday show the remains of an explosive device including twisted pieces of a metal container, wires, a battery and what appears to be a small circuit board. In strawberry fields, immigration reform holds sweet promise OXNARD, California (Reuters) - California farm worker Antonia Espinoza would likely be throwing in the towel and heading back to her native Mexico to see her children, if not for the work of eight U.S. senators in Washington. Weiner, weighing New York mayoral bid, faces skeptical voters NEW YORK (Reuters) - Democrat Anthony Weiner, who resigned from Congress in disgrace two years ago, is weighing a bid for New York mayor, but a poll released on Tuesday suggests his political comeback would be an uphill battle. Arizona lawmakers want cities to sell guns from buyback programs PHOENIX (Reuters) - Arizona lawmakers, stepping into the contentious national gun control debate, approved a controversial measure on Tuesday mandating that cities and counties resell firearms turned in during gun buyback programs rather than melt them down. Calpers seeks bigger contributions from cities and counties SAN FRANCISCO (Reuters) - Leaders of California's $255 billion public pension fund gave initial approval on Tuesday to accounting changes aimed at bolstering the fund's long-term finances that would further raise contribution rates for cities and counties. American Air says systems restored, expects more cancellations (Reuters) - American Airlines said its computer systems were restored and flights had resumed after intermittent outages on Tuesday forced it to ground hundreds of U.S. flights, but warned travelers to expect some cancellations to continue for a second day. Young boy, "dream daughter," Chinese citizen killed in Boston blasts BOSTON (Reuters) - Neighbors gathered around a chalk rainbow on a sidewalk outside 8-year-old Martin Richard's home while friends of Krystle Campbell, 29, posted notes on Facebook, all grieving on Tuesday for two of the people killed in Monday's bombing at the Boston Marathon. Related Video Thousands line London streets for Thatcher funeral Beijing "extremely concerned" after Chinese student dies in Boston blasts Great Debate With the Boston bombing, fear returns Thatcher: Master of the 'unexpecteds' A daily digest of breaking business news, coverage of the US economy, major corporate news and the financial markets. Register Today   The latest Reuters articles on M&A, IPOs, private equity, hedge funds and regulatory updates delivered to your inbox each day. Register Today   » MORE NEWSLETTERS - 3 Times Square New York, NY 10036 USA © Copyright 2010 Thomson Reuters Ensure delivery of Reuters Newsmails, add mail@nl.reuters.com to your address book. Details Subscribe to other Reuters newsletters. Unsubscribe from this newsletter. Follow us on Twitter Friend us on Facebook Forward to a friend