Sen. Lisa Murkowski (R-Alaska) said on Tuesday that she would back a Democrat-led bill to establish an independent commission to investigate the Jan. 6 breach of the U.S. Capitol. Murkowski became the second Senate Republican to publicly say she would support the bill that has already passed the House. During the House vote, most Republicans voted against the measure, with only 35 Republicans crossing the aisle to approve the bill.  “I’m going to support it,” Murkowski told reporters when asked how she would vote on the bill if Senate Majority Leader Charles Schumer (D-N.Y.) bring its to the Senate floor. Sen. Mitt Romney (R-Utah) on Monday was the first Senate Republican to express support for the current form of the bill. Meanwhile, Sen. Susan Collins (R-Maine) has expressed eagerness to support the bill but would like to make changes to the House proposal. Collins said her support is conditional on bipartisan staffing and a report issued no later than by the end of …