The meeting, planned after Putin skipped this spring’s G8 meeting at Camp David, marks the first time the two meet face-to-face since Putin regained the presidency in March…

“I think that (Obama) should go to the meeting,” Sen. Kelly Ayotte (R-N.H.) told MSNBC this week, “and take a very, very hard line with Putin and be very clear to him that we are not going to accept Russia continuing to send arms to Syria and that there will be grave consequences to our relationship if they continue that.”…

“When you see what the Russians are doing in terms of sending helicopters to Syria, I think that should be the Number 1 point of discussion,” said Sen. John Barrasso (R-Wyo.), a member of the Senate Foreign Relations Committee.