washington fivetime major winner phil mickelson won his pga tour champions debut on wednesday matching the 50andover tours record low 54hole total in capturing the charles schwab series titlemickelson missed the cut in last weeks northern trust at tpc boston the us pga tours playoff opener ending his pga season but inspiring him to make his seniors debut at ozarks national in ridgedale missourii really enjoyed the week mickelson said i enjoyed seeing the guys i had a great time i was happy i was able to competethe us lefthander wanted some extra competitive rounds ahead of next months us open at winged foot where mickelson will again try to complete a career grand slam at an event where he has finished second a record six timesthere was a lot of good mickelson said i identified some things ive got to work on there were some holes i was able to use my holes to reach it was a good course for mein becoming the 20th player in tour history to win his debut and second of the year after jim furyk mickelson was triumphant in wiretowire fashion to claim a 450000 top prize by four strokes over fellow american tim petrovicmickelson fired a fiveunder par 66 in the final round to finish 54 holes on 22under 191 equal to the lowest threeround total in tour history after an opening 61 and a 64 tuesdaymickelson opened with a birdie made another at four and eagled the par4 fifth before a bogey at the par3 six he ran off three birdies in a row starting at the par3 eighth but a bogey at 14 and four closing pars left him on level for the alltime best champions circuit showingi got off to a good start i wasnt as sharp on the back nine said mickelson fortunately i made some good lag putts i made enough to have a 3shot lead on 17 and 18mickelson who turned 50 in june was runnerup at the wgc st jude invitational earlier this month and third in february at the pga pebble beach proam where his most recent of 44 pga victories came last year