Police arrested a Springs man Tuesday on a felony assault charge following an alleged Monday stabbing. Alexander R. Fernandez, 21, was said by police to be arguing with Wayne Hopson, apparently over a female companion, when Mr. Fernandez stabbed him in the arm with a scissors at about 3:45 a.m. at 15 Fort Pond Boulevard in Springs. Police were alerted by Southampton Hospital, following the procedure for when someone is admitted with a wound believed to be from an attack. In East Hampton Justice Court yesterday, Justice Steven Tekulsky said that Mr.