The G8's emissions-halving goal is tied to hopes for a global climate treaty Listen Download Embed Share Share this on Facebook (Opens in a new window) Share this on Twitter (Opens in a new window) Share this via Email The G8's emissions-halving goal is tied to hopes for a global climate treaty Congress takes up contentious Medicare legislation Iraqi bacteria, the unforeseen enemy McCain and Obama vie for Latino vote with contrasting immigration policies Uday Hussein's cars and other examples of egregious looting Iraq's al-Maliki walks a thin line in demand for troop withdrawal timetable The future of journalism: outsourcing to India? Tensions rise as Iran flaunts missiles that could reach Israel Produced by PRI and WNYC