Leinster slipped to their first Guinness PRO14 defeat of the season in Bloemfontein despite a hat-trick of Barry Daly tries as Cheetahs secured a 38-19 victory.
Ireland and Leinster star Cian Healy has apologised after being asked to leave a flight from Port Elizabeth to Cape Town.
Leinster ran in five tries to secure a bonus-point 31-10 PRO14 victory over the Southern Kings at a sparsely populated Nelson Mandela Bay Stadium.
Leinster captain Isa Nacewa and fellow New Zealander Jamison Gibson-Park have been refused entry to South Africa and will miss their side's upcoming PRO14 fixtures.
Ireland and Leinster fullback Rob Kearney has suffered a fresh injury blow which will rule him out of the province's PRO14 games against the Cheetahs and Southern Kings in South Africa.
Leinster scored three tries in the space of six minutes to ease to a convincing 37-9 win over Cardiff Blues in the Guinness PRO14.
Gavin Henson's return as a Welsh regional player following a five-year absence ended in a bonus point defeat as Leinster ran out comprehensive 39-16 winners over the Dragons.
Leinster could face the Southern Kings and Cheetahs without several key players due to PRO14 restrictions and the Irish player welfare system.
South African franchise the Cheetahs will get their first taste of PRO14 action on Friday, Sept. 1 as they take on Ulster at Kingspan Stadium.
It is not difficult to see why Celtic Rugby would jump at the chance to breath new life into the rebranded PRO14. But the organisers face issues as they attempt to make the expansion work.
Tuesday brought official confirmation that South African sides the Cheetahs and Southern Kings would, as expected, join an expanded PRO14 competition. But what will the new championship look like?
Garry Ringrose has been ruled out of action for up to five months following surgery on a shoulder issue.
British & Irish Lions head of medicine Dr Eanna Falvey says Robbie Henshaw is set to be sidelined for up to four months while Jared Payne is suffering from migraines.
Clermont Auvergne's Top 14 final victory has ensured they will enter Thursday's European Champions Cup draw as top seeds.
Scarlets reached their first ever Guinness PRO12 final after defeating much-fancied Leinster 27-15 at the RDS.
Sean O'Brien has been withdrawn from the Leinster squad to face the Scarlets on Friday night.
Seven players from Warren Gatland's British & Irish Lions squad will face off when Leinster host Scarlets in their PRO12 semifinal on Friday night, but hooker Ken Owens misses out.
Leinster were denied top spot in the Guinness PRO12 after suffering their first league defeat since December at Irish rivals Ulster.
Leinster squashed Glasgow's faint Guinness PRO12 play-off bid as Joey Carbery's 74th-minute penalty saw the hosts triumph 31-30 in thrilling fashion.
Ireland international prop Mike Ross has announced he will retire from rugby at the end of this season.
David Strettle is braced for a tough reunion with old team Saracens when his Clermont Auvergne side face the English outfit in the European Champions Cup final.
Clermont Auvergne will play Saracens in the Champions Cup final after Camille Lopez's pair of drop-goals helped Les Jaunards beat Leinster 27-19 in Lyon on Sunday.
After being named in the British & Irish Lions squad earlier this week, Leinster's Sean O'Brien will miss Sunday's Champions Cup semifinal with Clermont Auvergne at the Stade de Gerland in Lyon.
Wednesday saw the British & Irish Lions squad announced, with the news filtering through to players across the four countries on whether they made the plane to New Zealand.
On his 200th Ospreys appearance fly-half Dan Biggar missed a dramatic injury-time penalty as Guinness Pro12 Pro leaders Leinster held on to win at the Liberty Stadium.