By David Yates Here we go. Aintree is back and the Grand National Festival. All eyes have already started turning to Saturday’s main event, but there’s plenty of action on Thursday to get pulses racing. Our chief tipster Newsboy picks his 1-2-3s and best bets from each race. 1.45: Close Brothers Manifesto Novices’ ChaseIL ETAIT TEMPS is the selection to give Willie Mullins the perfect start to the Grand National meeting.. After an impressive start to his chasing career at Thurles last November, the grey son of Jukebox Jury chased home stablemate Gaelic Warrior at the top-level at Limerick over…