Key Republican says he may back two gun-control bills

WASHINGTON (Reuters) – The top Republican on the Democrat-led U.S. Senate Judiciary Committee said on Tuesday that he may back at least two of the four gun-control bills that the panel will consider this week. Iowa Senator Charles Grassley's support could help both measures – one aimed at cracking down on illegal gun trafficking, the other designed to bolster security at schools – pass the Senate. But Grassley, echoing many other Republicans in Congress, said he would not support a plan to renew a ban on the sale of military-style, semi-automatic "assault" weapons. …