Is it convenient to talk at the moment? <a href=" http://viagraprice.black/ ">viagra price cvs</a> Fighting off his shortest layoff in years, Mayweather was sharp, efficient and sometimes brutal in dismantling an unbeaten fighter who was bigger and was supposed to punch harder. He frustrated Alvarez early, pounded him with big right hands in the middle rounds, and made him look just like he said he would -- like any other opponent.