But the hosts were soon ahead, through the Malian worldwide, on 21 minutes.
The away side uncharacteristically retreated when Sakho collected Christian Benteke's pass on the left hand side and the Mali global drove in to the box and fired past Nick Pope. Sako cut in from the left hand side and arrowed a shot through the legs of Tarkowski and past a stranded Nick Pope.
Ashley Barnes went a touch closer when cushioning Tarkowski's headed assist from Gudmundsson's cross, swinging his left boot at the ball from the edge of the box but Hennessey got a fingertip to the attempt to turn it over.
Iran to Trump: No Changes to Nuclear Deal
Britain and Germany said Friday they had taken note of Trump's latest decision and would confer with France before responding. In the absence of such an agreement, the USA will not again waive sanctions in order to stay in the Iran nuclear deal .
"We re-addressed it at half-time and I was very pleased with the second half, and overall a draw [would have] probably [been] a fair result in my reflection on it".
Benteke headed off target under pressure from the tireless Taylor when Sako stood up a 69th-minute cross to the far post - more fine combination play from a forward duo who might relish next weekend's trip to Arsenal.
The Red Devils are now overstocked in the positions Fosu-Mensah would normally be considered to play in and so he was sent out on loan to another Premier League club to learn his trade.
Burnley looked capable of providing the fairytale story of the English Premier League when it climbed into the Champions League qualification positions last month.
According to the official Crystal Palace website, Timothy said: "I have enjoyed my time here and it's a great opportunity to play in the Premier League and has been a good experience for me".