Can Ted Cruz go from obstructionist in chief to commander in chief?

Sen. Ted Cruz announced his presidential bid with a tweet early Monday, and among the key questions he will face in a GOP field potentially stacked with sitting and former governors is what accomplishments he can point to from his brief tenure in the U.S. Senate — and whether he can run largely on his very active role in slowing the governing body to a legislative standstill.

Can Ted Cruz go from obstructionist in chief to commander in chief?