In English football action, 

Oliver Giroud scored a double in Arsenal's 5-1 thrashing of West Ham United this morning. 

At the Emirates Stadium, Lukas Podolski also scored as Arsenal ran riot with 4 goals in 12 minutes after the break. 

So following their recent defeats to Manchester City and Chelsea, the Gunners return with a win and remain in 6th position. 

And they're now 1 point behind Everton and 4 behind 4th-placed Tottenham Hotspur. 

As for West Ham, with only 1 league win in their last 8 matches, they remain in 12th position.

In local football news, 

Sports apparel giant Nike will be releasing a limited edition of the Singapore Lions jersey this Sunday at 3pm. 

The 100 collectible jerseys in a special box set each, will feature 4 stars just above the national flag. 

The 4 stars are to represent Singapore's achievement of having won its 4th ASEAN championship, following last month's victory over Thailand in the Suzuki Cup Final. 

Fans can buy the limited edition jerseys in either the home or away colours of blue or red, and they're priced at $150 each. 

And the 3 team captains who led the Lions to all 4 AFF titles will be on hand to sign autographs. 

From 4pm onwards, fans can meet Nazri Nasir, Aide Iskandar and Sharil Ishak together with the current Suzuki Cup trophy at the Nike store in Suntec City.

Over in regional golf news, 

And after close to 90 years of having watched Team USA battle Team Europe in the biennial Ryder Cup, fans here and across the causeway, can start preparing for a new tournament. 

In the first week of June, we'll see 12 of the top professionals in Singapore compete against the best in Malaysia, in a new event called, the Causeway Trophy. 

This annual event will be a 4-day event as the 24 players will compete in the format of 4-somes, 4-balls and singles matches. 

Laguna National Golf and Country Club in Singapore and Parallel Media Group are the main organisers of this inaugural tournament. 

And Laguna is set to host the event for the 1st 3 years. 

Now leading the Malaysian charge is 49-year old, Danny Chia. 

And featuring for Singapore are the likes of Mardan Mamat, M Murugiah, Lam Chih Bing and Quincy Quek.

Wrapping up with Tennis and the Australian Open, 

World Number 3 Serena Williams was the biggest name to crash out of the tournament after 10 days of competition at the Rod Laver Arena. 

And that's after losing 2 sets to 1 against fellow American, Sloan Stephens. 

The teenager took advantage of the 31 year old's back injury problems, to wrap up her victory in over 2 hours. 

Stephens will next meet World Number 1 Victoria Azarenka in the last 4. 

The tournament's defending champion endured a tough opening set yesterday, to defeat Svetlana Kuznetsova 7-5, 6-1.