Russia-US talks on a new nuclear arms control deal will be resumed in the second half of this month. At a press conference after talks with his Spanish counterpart Miguel Moratinos, Russian Foreign Minister Sergei Lavrov on Tuesday said negotiators from both sides are now doing their home work.<br/><br/>Lavrov said the work is underway and as soon as it is over the date of signing will be announced. Moscow and Washington are expected to reach a new pact to replace the Strategic Arms Reduction Treaty (START-1) which expired on December 5. <br/><br/>The START-1 treaty, signed in 1991 between the Soviet Union and the United States, obliged both sides to reduce the number of their nuclear warheads to 6,000 and delivery vehicles to 1,600.